Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6556533 | Optical pickup device | Masaharu Fukakusa, Taiichi Mori, Hiroshi Tanigawa, Haruhiko Kono, Seigi Ito +1 more | 2003-04-29 |
| 6266314 | Optical pickup device | Masaharu Fukakusa, Taiichi Mori, Hiroshi Tanigawa, Haruhiko Kono, Seigi Ito +1 more | 2001-07-24 |
| 6256283 | Optical pickup having a common light beam path for passing either of a plurality of kinds of light beams | Masaharu Fukakusa, Taiichi Mori, Hiroshi Tanigawa, Haruhiko Kono, Seigi Ito +1 more | 2001-07-03 |
| 5783818 | Integrated type optical pickup having packaging with gas-tight seal | Seiji Manabe, Shigeki Takeuchi, Tatsuya Hiwatashi, Kazuhisa Ide, Toshihiro Koga +3 more | 1998-07-21 |