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Materials Science & Technology


Patents

Below is a list of the patents issued recently that include inventors from the Materials Science and Technology Division. For more information on a patent, including an abstract and the option to order a copy of the full document, click on the patent number of interest. If you would like to search for other patents, click here to access the US Patent and Trademark Office's free databases.

US Patent Number

Issue Date

Title

Inventor(s)

6,743,292

6/1/04

Oriented conductive oxide electrodes on SiO2/Si and glass

Q. Jia, MST-STC
P. N. Arendt, MST-STC

6,733,569

5/11/04

Method and apparatus for separating mixtures of gases using an acoustic wave

D. A. Geller, MST-10
G. W. Swift, MST-10
S. N. Backhaus. MST-10

6,716,545

4/6/04

High temperature superconducting composite conductors

T. G. Holesinger, MST-STC
S. R. Foltyn, MST-STC
P. N. Arendt, MST-STC
J. R. Groves, MST-STC
Q. Jia, MST-STC
A. Ayala, MST-NHMFL

6,696,382

2/24/04

Catalyst inks and method of application for direct methanol fuel cells

P. Zelenay, MST-11
J. Davey, MST-11
X. Ren, MST-11
S. Gottesfeld, MST-11
S. C. Thomas, MST-11

6,689,293

2/10/04

Crystalline rare-earth activated oxyorthosilicate phosphor

K. J. McClellan, MST-8
D. W. Cooke, MST-8

6,681,648

1/27/04

Meniscus membranes for separations

R. C. Dye
B. S. Jorgensen, MST-7
D. R. Pesiri

6,676,813

1/13/04

Technology for fabrication of a micromagnet on a tip of MFM/MRFM probe

D. V. Pelekhov, MST-10
P. C. Hammel, MST-10
G. Nunes, Jr.
M. M. Midzor
M. Roukes

6,666,936

12/23/03

Energetic powder

B. S. Jorgensen, MST-7
W. C. Danen

6,666,033

12/23/03

Method and apparatus for fine tuning an orifice pulse tube refrigerator

G. W. Swift, MST-10
J. J. Wollan

6,658,862

12/9/03

Cascaded thermoacoustic devices

G. W. Swift, MST-10
S. N. Backhaus, MST-10
D. L. Gardner, MST-10

6,656,390

12/2/03

Preparation of energy storage materials

L. S. Li
Q. Jia, MST-STC

6,656,336

12/2/03

Method for forming a potential hydrocarbon sensor with low sensitivity to methane and CO

R. Mukundan, MST-11
E. R. Brosha, MST-11
F. Garzon, MST-11

6,644,119

11/11/03

Noninvasive characterization of a flowing multiphase fluid using ultrasonic interferometry

D. N. Sinha, MST-11

6,644,118

11/11/03

Cylindrical acoustic levitator/concentrator having non-circular cross-sections

G. Kaduchak, MST-11
D. N. Sinha, MST-11

6,644,028

11/11/03

Method and apparatus for rapid stopping and starting of a thermoacoustic engine

G. W. Swift, MST-10
S. N. Backhaus, MST-10
D. L. Gardner, MST-10

6,637,211

10/28/03

Circulating heat exchangers for oscillating wave engines and refrigerators

G. W. Swift, MST-10
S. N. Backhaus, MST-10

6,635,369

10/21/03

Method for improving fuel cell performance

F. A. Uribe, MST-11
T. Zawodzinski, MST-11

6,624,993

9/23/03

Adjustable direct current and pulsed circuit fault current limiter

H. J. Boenig, MST-NHMFL
J. B. Schillig, MST-NHMFL

6,624,122

9/23/03

High critical current superconducting tapes

T. G. Holesinger, MST-STC
Q. Jia, MST-STC
S. R. Foltyn, MST-STC

6,613,276

9/2/03

Microalloying of transition metal silicides by mechanical activation and field-activated reaction

Z. A. Munir
J. N. Woolman
J. J. Petrovic, MST-DO

6,605,202

8/12/03

Electrodes for solid state gas sensor

R. Mukundan, MST-11
E. Brosha, MST-11
F. Garzon, MST-11

6,602,588

8/5/03

Superconducting structure including mixed rare earth barium-copper compositions

C. Kwon
Q. Jia, MST-STC
S. R. Foltyn, MST-STC
J. L. Smith, MST-6
E. J. Peterson, MST-6
W. L. Hults, MST-6

6,596,422

7/22/03

Air breathing direct methanol fuel cell

X. Ren, MST-11

6,589,457

7/8/03

Polymer-assisted aqueous deposition of metal oxide films

D. Li
Q. Jia, MST-STC

6,583,933

6/24/03

Reflective diffraction grating

B. C. Lamartine, MST-7

6,577,479

6/10/03

Arc suppression circuit

R. W. Springer, MST-7
D. E. Tolmie

6,576,863

6/10/03

Laser welding of fused quartz

M. S. Piltch, MST-6
R. W. Carpenter, MST-6
M. Archer III, MST-7

6,572,937

6/3/03

Method for producing fluorinated diamond-like carbon films

M. J. Hakovirta
M. A. Nastasi, MST-8
D-H. Lee
X-M. He

6,572,935

6/3/03

Optically transparent, scratch-resistant, diamond-like carbon coatings

X-M. He
D-H. Lee
M. A. Nastasi, MST-8
K. C. Walter
M. G. Tuszewski

6,572,933

6/3/03

Forming adherent coatings using plasma processing

M. A. Nastasi, MST-8
K. C. Walter
D. J. Rej

6,564,552

5/20/03

Drift stabilizer for reciprocating free-piston devices

W. C. Ward
J. A. Corey
G. W. Swift, MST-10

6,560,970

5/13/03

Oscillating side-branch enhancements of thermoacoustic heat exchangers

G. W. Swift, MST-10

6,559,413

5/6/03

Method for laser machining explosives and ordnance

R. E. Muenchausen, MST-8
T. Rivera
J. A. Sanchez

6,541,136

4/1/03

Superconducting structure

C. Kwon, MST-STC
Q. Jia, MST-STC
S. R. Foltyn, MST-STC

6,511,943

1/28/03

Synthesis of magnesium diboride by magnesium vapor infiltration process (MVIP)

A. C. Serquis, MST-STC
Y. T. Zhu, MST-STC
F. M. Mueller, MST-STC
D. E. Peterson, MST-STC
X. Z. Liao, MST-STC

6,508,959

1/21/03

Preparation of energy storage materials

L. S. Li
Q. Jia, MST-STC

6,504,605

1/7/03

Method and apparatus for determining the coordinates of an object

P. S. Pedersen
R. Sebring, MST-7

6,492,052

12/10/02

Air breathing direct methanol fuel cell

X. Ren, MST-11

6,488,837

12/3/02

Methanol sensor operated in a passive mode

X. Ren, MST-11
S. Gottesfeld, MST-11

6,485,565

11/26/02

Process and apparatus for making oriented crystal layers

R. W. Springer, MST-7

6,476,413

11/5/02

High temperature superconducting Josephson junctions and SQUIDs

Q. Jia, MST-STC
X. D. Wu, MST-STC
S. A. Foltyn, MST-STC
D. W. Reagor, MST-STC

6,467,350

10/22/02

Cylindrical acoustic levitator/concentrator

G. Kaduchak, MST-11
D. Sinha, MST-11

6,460,436

10/8/02

Reversible micromachining locator

L. J. Salzer, MST-7
L. R. Foreman, MST-7

6,458,479

10/1/02

Air breathing direct methanol fuel cell

X. Ren, MST-11
S. Gottesfeld, MST-11

6,452,375

9/17/02

Apparatus for measurement of critical current in superconductive tapes

Y. J. Coulter, MST-STC
R. DePaula, MST-STC

6,451,742

9/17/02

High temperature superconducting composite conductor and method for manufacturing the same

T. G. Holesinger, MST-6
J. F. Bingert, MST-6

6,445,024

9/3/02

Ramp-edge structured tunneling devices using ferromagnet electrodes

C. Kwon, MST-STC
Q. Jia, MST-STC

6,444,336

9/3/02

Thin film dielectric composite materials

Q. Jia, MST-STC
B. J. Gibbons, MST-STC
A. T. Findikoglu, MST-STC
B. H. Park

6,442,226

8/27/02

Accelerator-driven transmutation of spent fuel elements

F. Venneri
M. A. Williamson
N. Li, MST-10

6,429,402

8/6/02

Controlled laser production of elongated articles from particulates

R. D. Dixon, MST-6
G. K. Lewis, MST-6
J. O. Milewski, MST-6

6,428,635

8/6/02

Substrates for superconductors

L. G. Fritzemeier
E. D. Thompson
E. J. Siegal
C. L. Hans Thieme
R. D. Cameron
J. L. Smith, MST-6
W. L. Hults, MST-6

6,426,314

7/30/02

Hydrogen scavengers

D. W. Carroll, MST-7
K. V. Salazar, MST-7
M. Trkula, MST-7
C. W. Sandoval

6,399,215

6/4/02

Ultrafine-grained titanium
for medical implants

Y. T. Zhu, MST-STC
T. C. Lowe
R. Z. Valiev
V. V. Stolyarov
V. V. Latysh
G. J. Raab

6,383,989

5/7/02

Architecture for high critical current superconducting tapes

Q. Jia, MST-STC
S. R. Foltyn, MST-STC

6,383,640

5/7/02

Conducting polymer for high power ultracapacitor

S. Z. Shi, MST-11
S. Gottesfeld, MST-11

6,356,433

3/12/02

Conducting polymer ultracapacitor

S. Z. Shi, MST-11
J. R. Davey, MST-11
S. Gottesfeld, MST-11
X. Ren, MST-11

6,330,830

12/18/01

Tension/compression fatigue cracking gripsr

D. L. Sandoval, MST-7
L. A. Jacobson, MST-6

6,323,489

11/27/01

Single crystal scintillator

K. J. McClellan, MST-8

6,319,367

11/20/01

Plasma treatment for producing electron emitters

D. M. Coates
K. C. Walter, MST-8

6,312,819

11/6/01

Oriented conductive oxide electrodes on SiO2/Si and glass

Q. Jia, MST-STC
P. Arendt, MST-STC

6,305,884

10/23/01

Rotary powder feed through apparatus

G. K. Lewis, MST-6
R. M. Less, MST-6

6,300,591

10/9/01

Method for laser welding a fin and a tube

P. W. Fuerschbach
A. R. Mahoney
J. O. Milewski, MST-6

6,300,285

10/9/01

Cryogenic deformation of high temperature superconductive composite structures

P. R. Roberts
W. Michels
J. F. Bingert, MST-6

6,300,265

10/9/01

Molybdenum disilicide composites

R. P. Rodriguez
J. J. Petrovic, MST-8

6,296,964

10/2/01

Enhanced methanol utilization in direct methanol fuel cell

X. Ren, MST-11
S. Gottesfeld, MST-11

6,277,256

8/21/01

Enhanced electrodes for solid state gas sensors

F. H. Garzon, MST-11
E. L. Brosha, MST-11

6,263,918

7/24/01

Multiple feed powder splitter

G. K. Lewis, MST-6
R. M. Less, MST-6

6,263,189

7/17/01

Narrowband high temperature superconducting receiver for low frequency radio waves

D. Reagor, MST-STC

6,255,012

7/3/01

Pleated metal bipolar assembly

M. Wilson, MST-11
C. Zawodzinski, MST-11

6,248,467

6/19/01

Composite bipolar plate for electrochemical cells

M. Wilson, MST-11
D. Busick

6,229,617

5/8/01

High resolution non-contact interior profilometer

M. S. Piltch, MST-6
R. A. Patterson, MST-6
G. W. Leeches
J. Van Nierop
J. J. Teti

6,216,020

4/10/01

Localized electrical fine tuning of passive microwave and radio frequency devices

A. T. Findikoglu, MST-STC

6,214,090

4/10/01

Thermally tolerant multilayer metal membrane

R. C. Dye, MST-7
R. C. Snow, MST-7

6,211,999

4/3/01

Lithium tantalate single-crystal and photo-functional device

V. Gopalan, MST-8
T. E. Mitchell, MST-8
K. Kitamura
Y. Furukawa

6,207,310

3/27/01

Fuel cell with metal screen flow-field

M. Wilson, MST-11
C. Zawodzinski, MST-11

6,197,247

3/6/01

Molybdenum disilicide composites

R. Rodriguez
J. Petrovic, MST-8

6,197,129

3/6/01

Method for producing ultrafine-grained materials using repetitive corrugation and straightening

Y. T. Zhu, MST-STC
T. C. Lowe
H. Jiang
J. Huang

6,195,870

3/6/01

Compressive annealing of superconductive tapes

Y. T. Zhu, MST-STC
P. S. Baldonado
J. F. Bingert, MST-6
T. G. Holesinger, MST-6
D. E. Peterson, MST-STC

6,195,197

2/27/01

Lithium niobate single-crystal and photo-functional device

V. Gopalan, MST-8
T. E. Mitchell, MST-8
K. Kitamura
Y. Furukawa

6,186,004

2/13/01

Apparatus and method for remote noninvasive characterization of structures and fluids inside containers

G. Kaduchak, MST-11
D. Sinha, MST-11

6,164,073

12/26/00

Method and apparatus for adapting steady flow with cyclic thermodynamics

G. W. Swift, MST-10
R. S. Reid
W. C. Ward

6,124,670

9/26/00

Gate-and Emitter Array on Fiber Electron Field Emission Structure

S. M. Valone, MST-8

6,122,534

9/19/00

High Temperature Superconducting Composite Conductor and Method for Manufacture of Same

G. N. Riley
J. D. Cotton
T. G. Holesinger, MST-6

6,117,577

9/12/00

Ambiant Pressure Fuel Cell System

M. S. Wilson, MST-11

6,117,089

9/12/00

Method for Noninvasive Intracranial Pressure Measurement

D. N. Sinha, MST-11

6,104,018

8/15/00

Uniform Bulk Material Processing Using Multimode Microwave Radiation

R. Varma, MST-8
W. E. Vaughan

6,093,232

7/25/00

Iron-carbon Compacts and Process for Making Them

H. Sheinberg, MST-6

6,066,187

5/23/00

Solar Reduction of CO2

J. D. King, MST-10
R. J. Jensen, MST-6
J. L. Lyman
R. D. Guettler

6,053,041

4/25/00

Noninvasive Method for Determining the Liquid Level and Density Inside of a Container

D. N. Sinha, MST-11

6,045,932

4/4/00

Formation of nonlinear dielectric films for electrically tunable microwave devices

D. Q. Jia, MST-STC
A. T. Findikoglu, MST-STC

6,039,792

3/21/00

Methods of Forming and Using Porous Structures for Energy Efficient Separation of Light Gases by Capillary Condensation

N. Calamur
M. E. Carrera
D. J. Devlin, MST-7
T. Archuleta, MST-7

6,037,072

3/14/00

Fuel Cell with Metal Screen Flow-Field

M. S. Wilson, MST-11
C. Zawodzinski, MST-11

6,037,016

3/14/00

Capacitively Coupled RF Diamond-Like-Carbon Reactor

D. J. Devlin, MST-7
D. M. Coates
T. A. Archuleta, MST-7
R. S. Barbero, MST-7

6,033,773

3/7/00

Polar Self-Assembled Thin Films for Non-Linear Optical Materials

D. Li, MST-STC
X. Yang
B. I. Swanson

6,032,464

3/7/00

Traveling-Wave Device with Mass Flux Suppression

G. W. Swift, MST-10
D. L. Gardner, MST-10
S. N. Backhaus, MST-10

6,027,585

2/22/00

Titanium-Tantalum Alloys

R. A. Patterson
P. S. Dunn, MST-6
J. F. Bingert, MST-6
J. D. Cotton, MST-6

6,025,677

2/15/00

Blue Light Emitting Thiogallate Phosphor Including a Thin Nucleation Layer of Strontium Sulfide

T. S. Moss, MST-7
R. C. Dye, MST-7

6,021,643

2/8/00

Pulse Tube Refrigerator with Variable Phase Shift

G. W. Swift, MST-10
D. L. Gardner, MST-10

5,993,278

11/30/99

Passivation of quartz for halogen-containing light sources

G. Zoran Falkenstein, MST-10

5,981,827

11/9/99

Carbon Based Prosthetic Devices

D. J. Devlin, MST-7
D. W. Carroll, MST-7
J. G. Cowie
R. S. Barbero, MST-7

5,972,065

10/26/99

Purification of Tantalum by Plasma Arc Melting

P. S. Dunn, MST-6
D. R. Korzekwa, MST-6

5,961,862

10/5/99

Deposition Head for Laser

G. K. Lewis, MST-6
R. M. Less, MST-6

5,958,842

9/28/99

Melt Processing of Bi-2212 Superconductors Using Alumina

T. G. Holesinger, MST-6

5,953,920

9/21/99

Tapered Pulse Tube for Pulse Tube Refrigerators

G. W. Swift, MST-10
J. R. Olson

5,952,119

9/14/99

Fuel Cell Membrane Humidification

M. S. Wilson, MST-11

5,944,329

8/31/99

Reversible Micromachining Locator

L. J. Salzer, MST-7
L. R. Foreman, MST-7

5,942,156

8/24/99

Neutron Capture Induced Radiation Treatment of Polymer Materials

D. J. Rej, P-DO
D. A. Wrobleski, MST-7

5,928,583

7/27/99

Process for Making Ceramic Bodies Having a Graded Porosity

K. J. McClellan, MST-8
J. J. Petrovic, MST-8
I. Reimanis, MST-8

5,912,068

6/15/99

Epitaxial Oxides on Amorphous SiO2 on Single Crystal Silicon

Q. Jia, MST-STC

5,908,812

6/1/99

Sturcture for HTS Composite Conductors and the Manufacture of Same

J. D. Cotton, MST-6
G. N. Riley

5,886,262

3/23/99

Apparatus and Method for Comparing Corresponding Acoustic Resonances in Liquids

D. N. Sinha, MST-11

5,880,871

3/9/99

Minimizing Radiation Damage in Nonlinear Optical Crystals

D. W. Cooke, MST-8
B. L. Bennett, MST-8
N. J. Cockroft