Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8020178 | Optical disk device having supported rotating arm | Kazunori Hasegawa, Tsukasa Nakayama, Hiroto Nishida | 2011-09-13 |
| 7900219 | Disc device having improved suppression of disc movement | Kazunori Hasegawa, Tsukasa Nakayama, Hiroto Nishida, Kenji Urushihara | 2011-03-01 |
| 7844980 | Optical disc device having reduced striking sound | Kazunori Hasegawa, Tsukasa Nakayama, Hiroto Nishida, Kenji Urushihara | 2010-11-30 |
| 7840973 | Optical disc device having improved disc detection | Kazunori Hasegawa, Tsukasa Nakayama, Hiroto Nishida, Kenji Urushihara, Masataka Hashimoto | 2010-11-23 |
| 7793313 | Optical disc device for identifying an inserted disc | Kazunori Hasegawa, Tsukasa Nakayama, Hiroto Nishida, Kenji Urushihara | 2010-09-07 |
| 7752640 | Optical disk device | Tsukasa Nakayama, Kazunori Hasegawa, Kenji Urushihara, Hiroto Nishida | 2010-07-06 |
| 7194747 | Disc apparatus | Tsukasa Nakayama | 2007-03-20 |
| 6775225 | Disc drive apparatus | Takanori Hayashi | 2004-08-10 |
| 6459674 | Disc changer apparatus with vibration free turntable | Akira Matsumoto, Hiroto Nishida, Masakazu Kashikawa | 2002-10-01 |
| 6330219 | Disk recording/reproducing device | Kenji Urushibara, Akira Matsumoto, Makoto Doi | 2001-12-11 |
| 6212156 | Disc changer apparatus with vibration free turntable | Akira Matsumoto, Hiroto Nishida, Masakazu Kashikawa | 2001-04-03 |