Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7949071 | Signal processing system and information storage medium | Yuji Nagai, Chosaku Noda, Kazuo Watabe, Akihito Ogawa, Kazuto Kuroda +7 more | 2011-05-24 |
| 7817528 | Optical disk medium and optical disk apparatus | Yutaka Yamanaka, Kinji Kayanuma, Chosaku Noda, Hiroharu Satoh | 2010-10-19 |
| 7492696 | Optical disk medium and optical disk apparatus | Yutaka Yamanaka, Kinji Kayanuma, Chosaku Noda, Hiroharu Satoh | 2009-02-17 |
| 7336576 | Optical disk medium and optical disk recording/reproducing apparatus utilizing tilt detection areas having special marks | Yutaka Yamanaka, Ryuichi Katayama, Takeharu Shibatoko, Masatsugu Ogawa, Daisuke Eto +2 more | 2008-02-26 |
| 7274630 | Layer discriminating focus control apparatus, optical disk apparatus, and methods therefore | Sumitaka Maruyama, Masahiko Tanaka, Maho Kuwahara, Akihito Ogawa, Kazuto Kuroda | 2007-09-25 |
| 7196984 | Optical disk medium and optical disk recording and reproducing apparatus | Chosaku Noda, Hiroharu Sato, Yutaka Yamanaka, Kinji Kayanuma, Toshiaki Iwanaga | 2007-03-27 |
| 7133343 | Optical disk apparatus and optical disk processing method | Minoru Yonezawa | 2006-11-07 |
| 6937550 | Information recording medium, information reproduction apparatus, and information reproduction method | — | 2005-08-30 |
| 6934231 | Information recording medium, information reproduction apparatus, and information recording apparatus | — | 2005-08-23 |
| 6829203 | Optical disk apparatus and optical disk processing method | Minoru Yonezawa | 2004-12-07 |