Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5791186 | Press working method for plate material and press working apparatus using the same | Hideki Fukuyama | 1998-08-11 |
| 5538076 | Pipe fitting mechanism and heat exchanger using same | Shozo Kato, Mituru Kimata, Takashi Fujimoto | 1996-07-23 |
| 5417097 | Process and apparatus for press forming | Ichirou Kojima, Kunio Yamada | 1995-05-23 |
| 5361619 | Process and apparatus for press forming | Ichirou Kojima, Kunio Yamada | 1994-11-08 |