Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4970888 | Method of changing workpiece holders for press machine | Motoatsu Shiraishi, Ken Tazou, Ryoichi Kageyama | 1990-11-20 |
| 4941793 | System for sending-off press-formed parts | Motoatsu Shiraishi, Ken Tazo, Masaaki Kubota, Shinji Katayama | 1990-07-17 |
| 4866974 | Method of changing die assemblies for press machine | Motoatsu Shiraishi, Ken Tazou, Mitsuki Nakamura, Ryoichi Kageyama | 1989-09-19 |
| 4682685 | Conveyor in plastic working machine | Hiroyasu Yamada, Motoatsu Shiraishi, Ken Tazou, Mitsuki Nakamura, Ryoichi Kageyama +1 more | 1987-07-28 |
| 4658626 | Conveyor in plastic working machine | Hiroyasu Yamada, Motoatsu Shiraishi, Ken Tazou, Mitsuki Nakamura, Ryoichi Kageyama +1 more | 1987-04-21 |
| 4625540 | Conveyor in plastic working machine | Hiroyasu Yamada, Motoatsu Shiraishi, Ken Tazou, Mitsuki Nakamura, Ryoichi Kageyama +1 more | 1986-12-02 |
| 4392400 | Trimming and piercing apparatus | Tatsuo Umeda, Mamoru Kushima | 1983-07-12 |