Issued Patents 2011
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8014258 | Optical pickup having radially arranged lenses in a low profile construction | Yoshiro Konishi, Toshimasa Kamisada, Yasuo Kitada | 2011-09-06 |
| 7978587 | Optical pickup apparatus and optical disc apparatus with a single beam system | Toshimasa Kamisada, Yasuo Kitada, Kazuyoshi Yamazaki, Yoshiro Konishi | 2011-07-12 |
| 7948858 | Optical information processing apparatus, optical pick-up device and optical recording disc system | Sayako Itoh, Daisuke Tomita | 2011-05-24 |
| 7940630 | Optical pick up apparatus with a single beam system and having a diffraction grating | Toshimasa Kamisada, Yasuo Kitada, Kazuyoshi Yamazaki, Yoshiro Konishi | 2011-05-10 |
| 7936658 | Photodetector, diffraction grating, optical pickup and optical disc apparatus | Kunikazu Ohnishi, Masayuki Inoue, Katsuhiko Izumi | 2011-05-03 |
| 7911915 | Optical pickup and optical information recording apparatus using the same | Kunikazu Ohnishi, Masayuki Inoue | 2011-03-22 |
| 7885166 | Optical pick up apparatus with a single beam system and having a diffraction grating | Toshimasa Kamisada, Yasuo Kitada, Kazuyoshi Yamazaki, Yoshiro Konishi | 2011-02-08 |
| 7876659 | Optical pickup and optical drive | Masataka Sugita | 2011-01-25 |