Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5624102 | Structure for sealing an inner peripheral portion of a metallic diaphragm | Michio Yamaji, Kenji Yamamoto | 1997-04-29 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5624102 | Structure for sealing an inner peripheral portion of a metallic diaphragm | Michio Yamaji, Kenji Yamamoto | 1997-04-29 |