Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6965477 | Optical shutter | Yoshihiro Someno | 2005-11-15 |
| 4705941 | Apparatus for detecting a focusing state of an optical system | Hisashi Yamada | 1987-11-10 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6965477 | Optical shutter | Yoshihiro Someno | 2005-11-15 |
| 4705941 | Apparatus for detecting a focusing state of an optical system | Hisashi Yamada | 1987-11-10 |