Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5339293 | Watch with hands for multiple time displays | Yasuo Kamiyama, Takashi Osa | 1994-08-16 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5339293 | Watch with hands for multiple time displays | Yasuo Kamiyama, Takashi Osa | 1994-08-16 |