Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5873685 | Press processing method and press processing device | Eiichi Yagi, Katsumi Nakashima, Yasuo Nakano, Satoru Sakanaka, Hirozo Hishida | 1999-02-23 |
| 4283978 | Notching machine | Shigeo Kasai, Kiju Kawada | 1981-08-18 |