Issued Patents All Time
Showing 1–25 of 76 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11510538 | Vacuum cleaner | — | 2022-11-29 |
| 11096533 | Dust-collecting device | — | 2021-08-24 |
| 8599675 | Information storage medium, recording method, and recording apparatus | Kazuo Watabe, Hideo Ando, Sumitaka Maruyama, Akihito Ogawa | 2013-12-03 |
| 8582399 | Information storage medium, recording method, and recording apparatus | Kazuo Watabe, Hideo Ando, Sumitaka Maruyama, Akihito Ogawa | 2013-11-12 |
| 8582414 | Information storage medium, recording method, and recording apparatus | Kazuo Watabe, Hideo Ando, Sumitaka Maruyama, Akihito Ogawa | 2013-11-12 |
| 8547816 | Information storage medium, recording method, and recording apparatus | Kazuo Watabe, Hideo Ando, Sumitaka Maruyama, Akihito Ogawa | 2013-10-01 |
| 8391113 | Optical disc for tuple-speed recording and optical disc device for tuple-speed recording | Morio Nakatani, Masato Fuma, Kazuo Watabe, Akihito Ogawa, Yutaka Yamanaka +2 more | 2013-03-05 |
| 7924691 | Information storage medium, recording method, and recording apparatus | Kazuo Watabe, Hideo Ando, Sumitaka Maruyama, Akihito Ogawa | 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, Akihito Ogawa | 2010-11-16 |
| 7643394 | Optical disk, optical disk recording method, and optical disk recording apparatus | Hideki Takahashi, Akihito Ogawa, 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 |
| 7551533 | Optical disk, optical disk drive and method of playing back an optical disk | Atsushi Ishihara, Yuji Nagai, Taku Kato, Yutaka Yamanaka, Tatsunori Ide | 2009-06-23 |
| 7545943 | Apparatus, method, and computer program product for playing back content | Tooru Kamibayashi, Taku Kato, Hiroshi Isozaki, Tatsuyuki Matsushita, Atsushi Ishihara +5 more | 2009-06-09 |
| 7522504 | Signal quality evaluation method, information recording/reproducing system, and recording compensation method | Yuji Nagai, Akihito Ogawa | 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, Akihito Ogawa | 2008-12-30 |
| 7471602 | Recording/reproducing method and recording/reproducing apparatus and optical disk | Akihito Ogawa, 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 | Akihito Ogawa, Naoki Morishita, Masaki Nakano, Masatsugu Ogawa, Shuichi Ookubo +1 more | 2008-12-30 |
| 7428203 | Signal evaluation method, information recording/reproducing apparatus, information reproducing apparatus, and information recording medium | Yuji Nagai, Shuichi Ookubo, Masatsugu Ogawa, Masaki Nakano, Toshiaki Iwanaga | 2008-09-23 |
| 7426167 | Information storage medium, recording method, reproducing method, and reproducing apparatus | Kazuo Watabe, Hideo Ando, Sumitaka Maruyama, Akihito Ogawa | 2008-09-16 |
| 7411888 | Information storage medium, recording method, reproducing method, and reproducing apparatus | Kazuo Watabe, Hideo Ando, Sumitaka Maruyama, 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, Akihito Ogawa, Sumitaka Maruyama, Yuji Nagai | 2008-08-05 |
| 7403460 | Information recording and reproducing apparatus, evaluation method, and information recording and reproducing medium | Yuji Nagai, Akihiro Ogawa | 2008-07-22 |
| 7394740 | Reproduction signal evaluation method | Chosaku Noda, Yutaka Okamoto, Hideo Ando, Koichi Hirayama | 2008-07-01 |
| 7366070 | Storage medium including a burst cutting area (BCA) | Hideo Ando, Akihito Ogawa, Sumitaka Maruyama, Yuji Nagai | 2008-04-29 |