Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8305696 | Inner focusing zoom lens | — | 2012-11-06 |
| 7573653 | Inner focusing zoom lens barrel | Atsushi Shimane | 2009-08-11 |
| 7515355 | Compact zoom lens | Masashi Shinya | 2009-04-07 |
| 6754011 | High zoom ratio lens | — | 2004-06-22 |
| 6567221 | High zoom ratio lens device having focus and zoom cams | — | 2003-05-20 |