AO

Akihito Ogawa

KT Kabushiki Kaisha Toshiba: 92 patents #98 of 21,451Top 1%
NE Nec: 10 patents #1,345 of 14,502Top 10%
SC Sanyo Electric Co.: 3 patents #1,910 of 6,347Top 35%
TS Toshiba Infrastructure Systems & Solutions: 3 patents #55 of 424Top 15%
Overall (All Time): #16,425 of 4,157,543Top 1%
94
Patents All Time

Issued Patents All Time

Showing 76–94 of 94 patents

Patent #TitleCo-InventorsDate
7355957 Optical disc medium having a system information recording area of low recording density Yutaka Yamanaka, Toshiaki Iwanaga, Tatsunori Ide, Chosaku Noda, Yutaka Kashihara +1 more 2008-04-08
7352671 Storage medium, reproducing method, and recording method Hideo Ando, Yutaka Kashihara, Sumitaka Maruyama, Yuji Nagai 2008-04-01
7352683 Information storage medium, recording method, reproducing method, and reproducing apparatus Kazuo Watabe, Hideo Ando, Sumitaka Maruyama, Yutaka Kashihara 2008-04-01
7352682 Storage medium including a burst cutting area (BCA) Hideo Ando, Yutaka Kashihara, Sumitaka Maruyama, Yuji Nagai 2008-04-01
7349304 Information storage medium evaluation method, information storage medium evaluation apparatus, information storage medium, information reproduction apparatus, information reproduction method, and information recording method Yuji Nagai 2008-03-25
7345984 Information storage medium, recording method, reproducing method, and reproducing apparatus Kazuo Watabe, Hideo Ando, Sumitaka Maruyama, Yutaka Kashihara 2008-03-18
7342864 Optical disk reproduction apparatus and optical disk reproduction method Yuji Nagai 2008-03-11
7307937 Reproduced signal evaluation method, information recording medium, information reproducing apparatus, information reproducing method, and information recording method 2007-12-11
7301877 Reproduced signal evaluation method, information recording medium, information reproducing apparatus, information reproducing method, and information recording method 2007-11-27
7292522 Optical disc with wobbled tracks and apparatus using this optical disc Yuji Nagai, Chosaku Noda, Kazuto Kuroda 2007-11-06
7292524 Information recording medium, information reproducing apparatus, information reproducing method and information recording method Hideo Ando, Yutaka Kashihara, Hideki Takahashi 2007-11-06
7274630 Layer discriminating focus control apparatus, optical disk apparatus, and methods therefore Sumitaka Maruyama, Masahiko Tanaka, Hideaki Ohsawa, Maho Kuwahara, Kazuto Kuroda 2007-09-25
7158462 Reproduced signal evaluation method, information recording medium, information reproducing apparatus, information reproducing method, and information recording method 2007-01-02
7139231 Information recording and reproducing apparatus, evaluation method, and information recording and reproducing medium Yuji Nagai, Yutaka Kashihara 2006-11-21
7092328 Information storage medium and information recording/playback apparatus Shintaro Takehara, You Yoshioka, Hideo Ando, Kazuo Watabe, Kazuto Kuroda 2006-08-15
7082566 Signal quality evaluation method, information recording/reproducing system, and recording compensation method Yutaka Kashihara, Yuji Nagai 2006-07-25
7054247 Information storage medium with wobbled groove having wobble period based on multi-frequency shift keying Kazuto Kuroda, Hideo Ando, Kazuo Watabe, Shintaro Takehara, You Yoshioka 2006-05-30
6850469 Information recording medium with index header Toshihiro Sugaya 2005-02-01
6812868 Run length limited code generation method, run length limited code recording/reproducing apparatus, and run length limited code recording/reproduction method Hideyuki Yamakawa, Yutaka Kashihara 2004-11-02