Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8024747 | Optical disc apparatus | Ikuo Nishida, Yoshiyuki Tanaka, Hisahiro Miki | 2011-09-20 |
| 7945923 | Disc device | Goshi Shiroishi, Ikuo Nishida, Kenji Watabe, Masahiro Matsuo | 2011-05-17 |
| 7937721 | Optical disc apparatus including airflow cooling mechanism | Kenji Watabe, Ikuo Nishida, Masahiro Matsuo, Takayuki Fujimoto | 2011-05-03 |
| 7220133 | Optical disc apparatus | Masahiro Matsuo, Kohei Takita | 2007-05-22 |
| 7191457 | Optical disk apparatus having a structure for vibration attenuation and heat dissipation | Hironori Saito, Ikuo Nishida, Kohei Takita, Kenji Watabe | 2007-03-13 |
| D314005 | Ink ribbon cassette | Seiji Okunomiya, Katsuya Sato, Masahi Yoshida, Kohichi Tomatsuri, Naohiro Ozawa +3 more | 1991-01-22 |