Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6585429 | Camera shutter unit having a shutter blade to open and close an exposure aperture | Daisuke Yaginuma, Nabuaki Watanabe | 2003-07-01 |
| 6547457 | Camera shutter unit | Daisuke Yaginuma, Nobuaki Watanabe, Norihumi Ikeda | 2003-04-15 |