Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12181049 | Gasket | — | 2024-12-31 |
| 11035469 | Manifold gasket | — | 2021-06-15 |
| 10962115 | Cylinder head gasket | — | 2021-03-30 |
| 10738889 | Gasket | — | 2020-08-11 |
| 10465797 | Gasket | Akira Yoshihara, Hiroki Imada, Masayuki Yano, Kunitoshi Kajiwara | 2019-11-05 |
| 10443730 | Gasket | — | 2019-10-15 |
| 10139002 | Gasket equipped with bead with different hardness | Takanobu Yokoyama | 2018-11-27 |
| 10125871 | Gasket | Takanobu Yokoyama | 2018-11-13 |
| 10113505 | Gasket and engine with the gasket | — | 2018-10-30 |
| 9188080 | Gasket and engine with the gasket | — | 2015-11-17 |
| 9127768 | Gasket for cylinder head | Keisuke Nishimura, Tatsuo Shimakawa, Yoshinori Kodera | 2015-09-08 |
| 8109521 | Metal laminate cylinder head gasket | — | 2012-02-07 |
| 6851677 | Cylinder head gasket | Yoshio Miyaoh | 2005-02-08 |