Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11786948 | Roll state monitor device | Hiroyuki Imanari | 2023-10-17 |
| 11052441 | Meandering control device for rolling line | Naohiro Kubo | 2021-07-06 |
| 9508378 | Optical disk and optical disk reproduction device for reproducing same | Jae-Hyun Kim, Joji Anzai, Shuichi Tasaka, Sang-yeal Park, Chang-hoon Son +2 more | 2016-11-29 |
| 8358139 | Optical reproducing apparatus connectable to optical pickups and method of controlling optical pickups | Ji Seon Baek | 2013-01-22 |
| 7239586 | Optical disk device and recording power determining method | Mamoru Shoji, Toshiya Akagi, Atsushi Nakamura, Ariaki Ito, Yasuhiro Honda +3 more | 2007-07-03 |
| RE39306 | Optical disc device | Shinichi Konishi, Takeshi Nakajima, Harumitsu Miyashita, Toshihiko Takahashi, Toshiya Akagi +1 more | 2006-09-26 |
| 6657929 | Optical disk recording apparatus and method for recording data on optical disk | Jun-ichi Minamino | 2003-12-02 |
| 6614735 | Method and apparatus for determining optical recording power used for recording onto an optical disk | Mamoru Shoji, Ariaki Ito, Takashi Ishida, Toshiya Akagi | 2003-09-02 |
| 6434098 | Optical disc device | Shinichi Konishi, Takeshi Nakajima, Harumitsu Miyashita, Toshihiko Takahashi, Toshiya Akagi +1 more | 2002-08-13 |
| 6236629 | Optical disk device | Yuji Hisakado, Toshiya Akagi | 2001-05-22 |
| 6205095 | Optical disk device | Yuji Hisakado, Chikashi Inokuchi | 2001-03-20 |
| 6172952 | Optical disk device with abnormal jump detection | Chikashi Inokuchi, Yuji Hisakado, Jun'ichi Minamino, Shigeru Furumiya | 2001-01-09 |
| 5999506 | Data recording/reproducing device and recording medium | Mamoru Shoji, Chikashi Inokuchi | 1999-12-07 |
| 5151893 | Optical data recording and reproducing apparatus | Toshio Suetsugu, Tamotsu Matsuo, Hideo Okamura | 1992-09-29 |