Issued Patents 2004
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6836378 | Objective lens design method, lens, and optical system, optical head, and optical disc apparatus using the same | Yasuyuki Sugi | 2004-12-28 |
| 6824273 | Liquid crystal projector, and projection lens unit, optical unit and cooling system for the same | Nobuhiko Konuma, Hidetomo Yoshimura, Seiichi Sekiguchi, Mikiharu Kuwata, Masaharu Deguchi +16 more | 2004-11-30 |
| 6783245 | Liquid crystal projector, and projection lens unit, optical unit and cooling system for the same | Nobuhiko Konuma, Hidetomo Yoshimura, Seiichi Sekiguchi, Mikiharu Kuwata, Masaharu Deguchi +16 more | 2004-08-31 |
| 6741396 | Array lens, lighting optical system, optical unit and imaging apparatus | Satoshi Ohuchi, Masahiko Yatsu, Taro Imahase, Tomohiro Miyoshi, Yasuo Otsuka | 2004-05-25 |
| 6678096 | Objective lens design method, lens, and optical system, optical head, and optical disc apparatus using the same | Yasuyuki Sugi | 2004-01-13 |