Issued Patents 2003
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6639925 | Optical information processing equipment and semiconductor light emitting device suitable therefor | Atsuko Niwa, Tsukuru Ohtoshi, Takao Kuroda, Makoto Okai | 2003-10-28 |
| 6611487 | Flying type optical head integrally formed with light source and photodetector and optical disk apparatus with the same | Kenchi Ito, Yooji Maruyama, Hiroyuki Awano | 2003-08-26 |
| 6573578 | Photo semiconductor integrated circuit device and optical recording reproducing apparatus | Shigeharu Kimura, Kenji Maio, Takeshi Doi, Yoichi Tamaki | 2003-06-03 |
| 6563099 | Optical information recording/reproducing apparatus, and optical head apparatus | Shigeharu Kimura, Tetsuo Ariyoshi | 2003-05-13 |
| 6542526 | Optical information processor and semiconductor light emitting device suitable for the same | Atsuko Niwa, Tsukuru Ohtoshi, Takao Kuroda, Makoto Okai | 2003-04-01 |
| 6524766 | Optical disk medium | Tetsuo Ariyoshi, Motoyasu Terao, Toshimichi Shintani | 2003-02-25 |
| 6507009 | Optical detector, signal processing circuit and optical information reproduction apparatus thereof | Kunikazu Ohnishi, Shigeru Nakamura, Masayuki Inoue, Yukio Fukui, Yasuyuki Sugi +2 more | 2003-01-14 |