Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5630592 | Metal gasket, vacuum flange for the metal gasket, and vacuum seal structure using the metal gasket | Kenjiro Obara, Yoshio Murakami | 1997-05-20 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5630592 | Metal gasket, vacuum flange for the metal gasket, and vacuum seal structure using the metal gasket | Kenjiro Obara, Yoshio Murakami | 1997-05-20 |