Issued Patents 2011
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8040764 | Optical disc apparatus and correction servo control signal generation method | Kimihiro Saito, Kunihiko Hayashi | 2011-10-18 |
| 8017975 | Semiconductor device | Keiichi Murayama, Akiyoshi Tamura, Kenichi MIYAJIMA | 2011-09-13 |
| 7989845 | Semiconductor device having a hetero-junction bipolar transistor and manufacturing method thereof | Keiichi Murayama, Akiyoshi Tamura, Kenichi MIYAJIMA | 2011-08-02 |
| 7978569 | Optical disc device and focus control method | Kimihiro Saito, Toshihiro Horigome, Kunihiko Hayashi | 2011-07-12 |
| 7961565 | Optical disk apparatus and optical aberration correcting method | Kimihiro Saito, Takao Kondo | 2011-06-14 |
| 7948840 | Optical disc device and converging position correction method | Kimihiro Saito | 2011-05-24 |
| 7936656 | Optical disc apparatus, focus position control method and optical disc | Kimihiro Saito | 2011-05-03 |
| 7929402 | Optical pickup, optical information recording device, optical information recording method, optical information reproduction device, optical information reproduction method and optical information recording medium | Jingcheng Yuan | 2011-04-19 |