Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5909319 | Long focal length macrolens system | — | 1999-06-01 |
| 5831775 | Long focal length microlens system | — | 1998-11-03 |
| 5825546 | """Macro"" Photographic lens having long focal length and vibration compensation" | — | 1998-10-20 |
| 4338001 | Telephoto lens system | — | 1982-07-06 |
| 4303314 | Compact telephoto lens | — | 1981-12-01 |