Issued Patents All Time
Showing 51–75 of 94 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8582414 | Information storage medium, recording method, and recording apparatus | Kazuo Watabe, Hideo Ando, Sumitaka Maruyama, Yutaka Kashihara | 2013-11-12 |
| 8553508 | Focus servo control device, and information recording/reproducing device using the same | Takashi Usui, Kazuo Watabe, Hideaki Okano, Chikara Tanioka, Kazuaki Doi | 2013-10-08 |
| 8547816 | Information storage medium, recording method, and recording apparatus | Kazuo Watabe, Hideo Ando, Sumitaka Maruyama, Yutaka Kashihara | 2013-10-01 |
| 8514410 | Displacement detection device and method | Kazuo Watabe, Takashi Usui, Hideaki Okano, Yasuhito Ueda, Shinichi Tatsuta +1 more | 2013-08-20 |
| 8391113 | Optical disc for tuple-speed recording and optical disc device for tuple-speed recording | Morio Nakatani, Masato Fuma, Kazuo Watabe, Yutaka Kashihara, Yutaka Yamanaka +2 more | 2013-03-05 |
| 7949071 | Signal processing system and information storage medium | Yuji Nagai, Chosaku Noda, Kazuo Watabe, Kazuto Kuroda, Nobuhisa Yoshida +7 more | 2011-05-24 |
| 7924691 | Information storage medium, recording method, and recording apparatus | Kazuo Watabe, Hideo Ando, Sumitaka Maruyama, Yutaka Kashihara | 2011-04-12 |
| 7835256 | Two-layer optical disk and recording/reproducing optical disk apparatus of the two-layer optical disk | Yutaka Yamanaka, Shuichi Ohkubo, Kazuo Watabe, Yutaka Kashihara | 2010-11-16 |
| 7743307 | Defect information managing method, information recording and/or reproducing apparatus, and information reproducing apparatus | Minoru Akiyama, Hideki Takahashi, Chosaku Noda | 2010-06-22 |
| 7668064 | Optical pickup unit and information recording/reproduction apparatus | Nobuaki Kaji, Sumitaka Maruyama, Kazuo Watabe | 2010-02-23 |
| 7643394 | Optical disk, optical disk recording method, and optical disk recording apparatus | Yutaka Kashihara, Hideki Takahashi, Yutaka Yamanaka, Shigeru Shimonou, Tatsunori Ide +3 more | 2010-01-05 |
| 7636287 | Reproduced signal equalizing method for optical information media and optical information reproducing/recording apparatus | Shuichi Ohkubo, Hiromi Honma, Masatsugu Ogawa, Masaki Nakano, Toshiaki Iwanaga +2 more | 2009-12-22 |
| 7522504 | Signal quality evaluation method, information recording/reproducing system, and recording compensation method | Yutaka Kashihara, Yuji Nagai | 2009-04-21 |
| 7492697 | Optical disc recording method and apparatus | Tsuyoshi Yamamoto, Katsuki Hattori, Masato Fuma, Yutaka Yamanaka, Tatsunori Ide +3 more | 2009-02-17 |
| 7471617 | Optical disc medium having extended record control data areas, optical disc apparatus using the same, and data recording method on the same | Yutaka Yamanaka, Shigeru Shimonou, Tatsunori Ide, Hideki Takahashi, Yutaka Kashihara | 2008-12-30 |
| 7471602 | Recording/reproducing method and recording/reproducing apparatus and optical disk | Yutaka Kashihara, Hideki Takahashi, Yutaka Yamanaka, Shigeru Shimonou, Tatsunori Ide | 2008-12-30 |
| 7471601 | Optical disk recording/reproducing method, optical disk recording/reproducing apparatus and optical disk | Yutaka Kashihara, Naoki Morishita, Masaki Nakano, Masatsugu Ogawa, Shuichi Ookubo +1 more | 2008-12-30 |
| 7453780 | Information recording medium, information recording/reproducing apparatus and information management method | Hiroharu Satoh, Chosaku Noda | 2008-11-18 |
| 7426167 | Information storage medium, recording method, reproducing method, and reproducing apparatus | Kazuo Watabe, Hideo Ando, Sumitaka Maruyama, Yutaka Kashihara | 2008-09-16 |
| 7411889 | Optical disc with wobbled tracks and apparatus using this optical disc | Yuji Nagai, Chosaku Noda, Kazuto Kuroda | 2008-08-12 |
| 7411888 | Information storage medium, recording method, reproducing method, and reproducing apparatus | Kazuo Watabe, Hideo Ando, Sumitaka Maruyama, Yutaka Kashihara | 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, Sumitaka Maruyama, Yuji Nagai | 2008-08-05 |
| 7408871 | Optical disc with wobbled tracks and apparatus using this optical disc | Yuji Nagai, Chosaku Noda, Kazuto Kuroda | 2008-08-05 |
| 7400569 | Optical disc with wobbled tracks and apparatus using this optical disc | Yuji Nagai, Chosaku Noda, Kazuto Kuroda | 2008-07-15 |
| 7366070 | Storage medium including a burst cutting area (BCA) | Hideo Ando, Yutaka Kashihara, Sumitaka Maruyama, Yuji Nagai | 2008-04-29 |