Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5130203 | Metal gasket and method of producing the same | Tsunehiko Abe, Hiroyuki Nakano, Yoshiharu Takada | 1992-07-14 |
| 5110630 | Metal gasket and method of producing the same | Tunehiko Abe, Hiroyuki Nakano, Yoshiharu Takada | 1992-05-05 |