Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12032038 | Load short-circuit detection method and load short-circuit detection device | Masaya Nishinaka | 2024-07-09 |
| 11890964 | Vehicle and control device | Masaya Nishinaka | 2024-02-06 |
| 8036254 | Semiconductor laser driving circuit, and optical disc device and integrated circuit provided with semiconductor laser driving circuit | Kenzo Ishibashi, Takeharu Yamamoto | 2011-10-11 |
| 7697400 | Optical pickup and optical disc device | Tomotada Kamei, Kenzo Ishibashi, Hideki Hayashi, Yohichi Saitoh | 2010-04-13 |
| 7492693 | Optical recording/reproducing apparatus with transmission amount variation unit | Toshio Matsumoto, Takeharu Yamamoto | 2009-02-17 |
| 7366080 | Laser control unit, laser control circuit, and laser-power adjustment method | Toshio Matsumoto, Hiromichi Ishibashi | 2008-04-29 |
| 7310293 | Method and apparatus for controlling laser power using a test light emission pattern having a multipulse light emission interval | Hiromichi Ishibashi, Toshio Matsumoto | 2007-12-18 |
| 7177253 | Optical disc drive for controlling laser emission | Hiromichi Ishibashi, Tetsuya Shihara, Toshio Matsumoto | 2007-02-13 |
| 7085297 | Driving method and driving circuit of light source apparatus | Hiromichi Ishibashi, Shigeru Furumiya, Ken'ichi Kasazumi | 2006-08-01 |
| 7010006 | Light source apparatus and its control method | Ken'ichi Kasazumi, Yasuo Kitaoka, Tosifumi Yokoyama, Kiminori Mizuuchi, Kazuhisa Yamamoto +2 more | 2006-03-07 |
| 6642952 | Laser drive method and laser drive system | Shigeru Furumiya | 2003-11-04 |