Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6707993 | Lens barrel | Yoshifumi Mitani, Tetsuya Uno | 2004-03-16 |
| 6266486 | Lens mechanism having a first gear portion and a second gear portion | — | 2001-07-24 |
| 5878287 | Lens barrel comprised of a metal-encased plastic cylinder | — | 1999-03-02 |
| 5652922 | Zoom lens mechanism | — | 1997-07-29 |