Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6648995 | Method of quenching workpiece with hole, assistive tool for use in quenching, and crankshaft | Kazuo Minemura | 2003-11-18 |
| 5785474 | Apparatus for fixing vehicle carrying platforms | Toyohisa Kinouchi, Seiji Nomoto | 1998-07-28 |