Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4234948 | Watchglass fixing structure | Yasuo Maekawa, Tsunetoshi Sekiguchi, Masahiko Waki, Hiroshi Koide, Osamu Matsumura +1 more | 1980-11-18 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4234948 | Watchglass fixing structure | Yasuo Maekawa, Tsunetoshi Sekiguchi, Masahiko Waki, Hiroshi Koide, Osamu Matsumura +1 more | 1980-11-18 |