Issued Patents 2004
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6809881 | Zoom optical system | Masahito Watanabe, Hirokazu Konishi, Shinichi Mihara | 2004-10-26 |
| 6788474 | Zoom image pickup optical system | Kouki Hozumi | 2004-09-07 |
| 6744571 | Zoom lens system | Atsujiro Ishii | 2004-06-01 |
| 6714355 | Zoom lens system, and image pickup system using the same | — | 2004-03-30 |