Issued Patents All Time
Showing 1–23 of 23 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8599675 | Information storage medium, recording method, and recording apparatus | Kazuo Watabe, Hideo Ando, Yutaka Kashihara, Akihito Ogawa | 2013-12-03 |
| 8582399 | Information storage medium, recording method, and recording apparatus | Kazuo Watabe, Hideo Ando, Yutaka Kashihara, Akihito Ogawa | 2013-11-12 |
| 8582414 | Information storage medium, recording method, and recording apparatus | Kazuo Watabe, Hideo Ando, Yutaka Kashihara, Akihito Ogawa | 2013-11-12 |
| 8547816 | Information storage medium, recording method, and recording apparatus | Kazuo Watabe, Hideo Ando, Yutaka Kashihara, Akihito Ogawa | 2013-10-01 |
| 7924691 | Information storage medium, recording method, and recording apparatus | Kazuo Watabe, Hideo Ando, Yutaka Kashihara, Akihito Ogawa | 2011-04-12 |
| 7668064 | Optical pickup unit and information recording/reproduction apparatus | Nobuaki Kaji, Akihito Ogawa, Kazuo Watabe | 2010-02-23 |
| 7426167 | Information storage medium, recording method, reproducing method, and reproducing apparatus | Kazuo Watabe, Hideo Ando, Yutaka Kashihara, Akihito Ogawa | 2008-09-16 |
| 7411888 | Information storage medium, recording method, reproducing method, and reproducing apparatus | Kazuo Watabe, Hideo Ando, Yutaka Kashihara, Akihito Ogawa | 2008-08-12 |
| 7408858 | Information storage medium including a system lead-in area, a connection area, a data lead-in area and a data area | Hideo Ando, Yutaka Kashihara, Akihito Ogawa, Yuji Nagai | 2008-08-05 |
| 7366070 | Storage medium including a burst cutting area (BCA) | Hideo Ando, Yutaka Kashihara, Akihito Ogawa, Yuji Nagai | 2008-04-29 |
| 7352682 | Storage medium including a burst cutting area (BCA) | Hideo Ando, Yutaka Kashihara, Akihito Ogawa, Yuji Nagai | 2008-04-01 |
| 7352683 | Information storage medium, recording method, reproducing method, and reproducing apparatus | Kazuo Watabe, Hideo Ando, Yutaka Kashihara, Akihito Ogawa | 2008-04-01 |
| 7352671 | Storage medium, reproducing method, and recording method | Hideo Ando, Yutaka Kashihara, Akihito Ogawa, Yuji Nagai | 2008-04-01 |
| 7345984 | Information storage medium, recording method, reproducing method, and reproducing apparatus | Kazuo Watabe, Hideo Ando, Yutaka Kashihara, Akihito Ogawa | 2008-03-18 |
| 7342866 | Optical disc and its information recording method and apparatus | Chosaku Noda | 2008-03-11 |
| 7283447 | Optical disc and optical disc apparatus | Katsuo Iwata, Kazuo Watabe | 2007-10-16 |
| 7274630 | Layer discriminating focus control apparatus, optical disk apparatus, and methods therefore | Masahiko Tanaka, Hideaki Ohsawa, Maho Kuwahara, Akihito Ogawa, Kazuto Kuroda | 2007-09-25 |
| 7224653 | Optical disk unit capable of restraining changes in light quantity | Shintaro Takehara, Katsuo Iwata, Maho Kuwahara | 2007-05-29 |
| 7224645 | Optical information processing system using optical aberrations and information medium having recording layer protected by transparent layer having thickness irregularity | Hideo Ando, Satoru Kishita | 2007-05-29 |
| 7142484 | Optical information processing system using optical aberrations and information medium having recording layer protected by transparent layer having thickness irregularity | Hideo Ando, Satoru Kishita | 2006-11-28 |
| 6937544 | Optical disk unit for recording or reproducing information | Shintaro Takehara, Katsuo Iwata, Maho Kuwahara | 2005-08-30 |
| 6925046 | Optical head device and optical disk unit capable of stable signal reproduction | Maho Kuwahara, Katsuo Iwata, Shintaro Takehara | 2005-08-02 |
| 6781928 | Optical head and optical disk apparatus | Katsuo Iwata, Maho Kuwahara, Shintaro Takehara | 2004-08-24 |