Issued Patents 2005
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6950245 | Optical system, and optical apparatus | Eiji Yasuda, Kentaro Sekiyama, Tetsuo Nagata | 2005-09-27 |
| 6888590 | Optical elements (such as vari focal lens component, vari-focal diffractive optical element and variable declination prism) and electronic image pickup unit using optical elements | Koji Ishizaki, Masahiro Kaburaki | 2005-05-03 |
| 6865009 | Variable optical-property element | — | 2005-03-08 |
| 6839190 | Optical apparatus and imaging apparatus using the same | Dai Kawase, Masaaki Daigaku | 2005-01-04 |