Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6443636 | Stop device | — | 2002-09-03 |
| 6341901 | Photographing lens of a camera having a mask for blocking off noise light which generates in relation to a non-circular lens | Mitsuhiro Sato, Shinichi Kodama | 2002-01-29 |