| Patent # | Year | Inventor(s) and Title |
| US 6,399,215 | 2002 | Y.T. Zhu, T.C. Lowe, R.Z. Valiev, V.V. Stolyarov, V.V. Latysh,
G.I. Raab SPD processing of Ultrafine-Grained Ti and Ti Alloy for Medical Implants |
| US 6,195,870 | 2001 | Y.T. Zhu, T.C. Lowe, H. Jiang and J. Huang Method for Producing Ultrafine-Grained Materials Using Repetitive Corrugation and Straightening |