Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6786490 | Metal gasket | Yutaka Miyata, Hironobu Imanaka, Takeshi Murata | 2004-09-07 |
| 6719300 | Metal gasket | Katsunori Ueda, Toshihiko Kumasaka, Masaya Seki | 2004-04-13 |
| 5609344 | Spiral gasket having a centering spring | Kenji Tamaoki, Hideaki Shimamoto, Masaki Kawada, Shigeru Morita, Youzi Hamazaki | 1997-03-11 |