Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9747938 | Disc recorder and player apparatus including multiple recorder and player subsystems | Takeo Oosaki, Eiji Ueda | 2017-08-29 |
| 7944786 | Optical disc apparatus and recording power determining method thereof | Mamoru Shoji, Shuichi Tasaka, Kenji Koishi | 2011-05-17 |
| 7710842 | Optical disc apparatus and recording power determining method thereof | Mamoru Shoji, Shuichi Tasaka, Kenji Koishi | 2010-05-04 |
| 7388819 | Optical disc apparatus and recording power determining method thereof | Mamoru Shoji, Shuichi Tasaka, Kenji Koishi | 2008-06-17 |
| 7349308 | Optical disc apparatus and recording power determining method thereof | Mamoru Shoji, Shuichi Tasaka, Kenji Koishi | 2008-03-25 |
| 7154828 | Optical disc apparatus and recording power determining method thereof | Mamoru Shoji, Shuichi Tasaka, Kenji Koishi | 2006-12-26 |
| 7151728 | Optical disc apparatus and recording power determining method thereof | Mamoru Shoji, Shuichi Tasaka, Kenji Koishi | 2006-12-19 |
| 7095692 | Optical disc apparatus and recording power determining method thereof | Mamoru Shoji, Shuichi Tasaka, Kenji Koishi | 2006-08-22 |
| 6845071 | Optical disc apparatus and recording power determining method thereof | Mamoru Shoji, Shuichi Tasaka, Kenji Koishi | 2005-01-18 |
| 6622223 | Information recording and reproduction apparatus, information recording and reproduction method and information signal source | Kenji Takauchi, Hiroshi Ueda | 2003-09-16 |
| 5761710 | Information apparatus with cache memory for data and data management information | Shunji Kagamibashi, Yoshimitsu Nakamura, Isao Obata, Takashi Imai | 1998-06-02 |
| 5379276 | Data information recording/reproducing apparatus which minimizes record failures | Syunji Kagamibashi, Shoji Hasegawa, Isao Obata | 1995-01-03 |