Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5022661 | Laminate type manifold gasket | — | 1991-06-11 |
| 4990063 | Control cylinder device in variable displacement compressor | Hiromitsu Oono, Yasuo Minakawa, Seiji Kato | 1991-02-05 |
| 4869516 | Steel laminate gaskets | Tsunekazu Udagawa, Yasuji Hiramatsu, Yoshio Yamada | 1989-09-26 |
| 4728110 | Laminate type manifold gasket | — | 1988-03-01 |
| 4648607 | Steel laminate gasket with assembly order identification device | Yoshio Yamada | 1987-03-10 |