Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7650610 | Recording medium driver and recorder/reproducer | Yoshimitsu Fukushima, Takeshi Hamada, Yuji Morita, Hitoshi Nagata | 2010-01-19 |
| 7496933 | Recording medium drive device | Takeshi Hamada, Yoshimitsu Fukushima, Yuji Morita, Hitoshi Nagata | 2009-02-24 |
| 7484228 | Optical pickup feeding device | Yusuke Akama, Takeshi Hamada | 2009-01-27 |
| 6356525 | Skew adjusting apparatus for an optical disc player | Yuji Ikedo, Yusuke Akama, Akira Bessho | 2002-03-12 |
| 6175545 | Optical pickup apparatus | Yusuke Akama, Isami Kenmotsu, Tomonari Ishikawa, Osamu Yagisawa | 2001-01-16 |
| 5978347 | Optical pickup apparatus | Yusuke Akama, Isami Kenmotsu, Tomonari Ishikawa, Osamu Yagisawa | 1999-11-02 |
| 5729522 | Optical pickup apparatus | Yusuke Akama, Isami Kenmotsu, Tomonari Ishikawa, Osamu Yagisawa | 1998-03-17 |