Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7573800 | Optical pickup and optical disk apparatus | Masaharu Fukakusa, Mitsuhiro Matsumoto, Hiroshi Tanigawa, Hiroshi Kamei, Toshiharu Kimura +3 more | 2009-08-11 |
| 5978344 | Method of manufacturing integrated optical pick-up | Shogo Horinouchi, Shigeki Takeuchi, Kazuhiko Higo, Hideki Yoshinaka, Toshihiro Koga +1 more | 1999-11-02 |
| 5790502 | Optical pickup with conversion of diffusion angle of outgoing light relative to diffusion angle of incident light | Shogo Horinouchi, Shigeki Takeuchi, Kazuhiko Higo, Hideki Yoshinaka, Toshihiro Koga +1 more | 1998-08-04 |
| 5777975 | Optical pickup incorporating an integrated optical guide member | Syogo Horinouchi, Shigeki Takeuchi, Hideki Yoshinaka, Toshihiro Koga, Kazuhiko Higo +2 more | 1998-07-07 |