Issued Patents All Time
Showing 25 most recent of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8804025 | Signal processing device and imaging device | You Yoshioka | 2014-08-12 |
| 7949071 | Signal processing system and information storage medium | Yuji Nagai, Chosaku Noda, Kazuo Watabe, Akihito Ogawa, Kazuto Kuroda +7 more | 2011-05-24 |
| 7535811 | Disk device and disk reproduction method that prevents a wrong reproducing operation when a defect on the disk is determined | Yukiyasu Tatsuzawa, Koichi Otake, Hideyuki Yamakawa, Hiroyuki Moro | 2009-05-19 |
| 7403463 | Method and apparatus for filtering read signal to three or more cutoff frequencies with two or more bits control line throughout three or more consecutive periods | Hideyuki Yamakawa, You Yoshioka | 2008-07-22 |
| 7397751 | Optical disk apparatus, method of recording information, and information recording medium | Koichi Otake, Hideyuki Yamakawa, Yukiyasu Tatsuzawa, Hiroyuki Moro | 2008-07-08 |
| 7379408 | Disk apparatus and method using plural tap coefficient equalization | Yukiyasu Tatsuzawa, Koichi Otake, Hideyuki Yamakawa, Hiroyuki Moro | 2008-05-27 |
| 7257059 | Demodulator, optical disk drive and semiconductor integrated circuit | — | 2007-08-14 |
| 7166551 | Monothilic refractory composition | Hisaharu Sasaki, Yukiharu Tabuchi | 2007-01-23 |
| 6975252 | Disk apparatus and disk reproducing method | Hideyuki Yamakawa, Koichi Otake, Yukiyasu Tatsuzawa, Hiroyuki Moro | 2005-12-13 |
| 6790616 | Method for typing of HLA class I alleles | Toyoki Moribe | 2004-09-14 |
| 6757863 | Read channel circuit and method for decoding using reduced-complexity error correction | Tamotsu Ishigaki | 2004-06-29 |
| 6360055 | Information storage medium, recording method used therefor and reproducing apparatus | Sigeru Todokoro, Tadashi Kojima | 2002-03-19 |
| 6298195 | Information storage medium, recording method used therefor and reproducing apparatus | Sigeru Todokoro, Tadashi Kojima | 2001-10-02 |
| 6284045 | Apparatus for building unburned refractory | Ryosuke Nakamura, Seiji Nagai, Keizo Nishimura | 2001-09-04 |
| 6222982 | Information storage medium containing multi-scene programming and a reproducing apparatus | Sigeru Todokoro, Tadashi Kojima | 2001-04-24 |
| 6198874 | Information storage medium, recording method used therefor and reproducing apparatus | Sigeru Todokoro, Tadashi Kojima | 2001-03-06 |
| 6181869 | Information storage medium, recording method used therefor and reproducing apparatus | Sigeru Todokoro, Tadashi Kojima | 2001-01-30 |
| 6175681 | Information storage medium, recording method used therefor, and reproducing apparatus | Sigeru Todokoro, Tadashi Kojima | 2001-01-16 |
| 6035095 | Information storage medium, recording method used therefor and reproducing apparatus | Sigeru Todokoro, Tadashi Kojima | 2000-03-07 |
| 5956306 | Recording medium, signal recording apparatus thereof and signal reproducing apparatus thereof | Yoshiyuki Ishizawa | 1999-09-21 |
| 5913010 | Information storage medium, recording method used therefor, and reproducing apparatus | Sigeru Todokoro, Tadashi Kojima | 1999-06-15 |
| 5909417 | Recording medium formatted for error correction and high density recording and an apparatus for recording information thereon and/or reproducing information therefrom | Yoshiyuki Ishizawa | 1999-06-01 |
| 5848051 | Recording medium formatted for error correction and high density recording and an apparatus for recording information thereon and/or reproducing information therefrom | Yoshiyuki Ishizawa | 1998-12-08 |
| 5848216 | Medium, apparatus and method for recording and reproducing selectively reproducible scenes | — | 1998-12-08 |
| 5666338 | Recording medium formatted for error correction and density recording and an apparatus for recording information thereon and/or recording information therefrom | Yoshiyuki Ishizawa | 1997-09-09 |