Issued Patents All Time
Showing 26–50 of 62 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8179764 | Optical recording medium, information recording method, and information reproducing method | Koji Takazawa, Seiji Morita, Kazuyo Umezawa, Yasuaki Ootera, Hideo Ando +1 more | 2012-05-15 |
| 8179765 | Optical recording medium, information recording method, and information reproducing method | Koji Takazawa, Seiji Morita, Kazuyo Umezawa, Yasuaki Ootera, Hideo Ando +1 more | 2012-05-15 |
| 8174948 | Optical recording medium, information recording method, and information reproducing method | Koji Takazawa, Seiji Morita, Kazuyo Umezawa, Yasuaki Ootera, Hideo Ando +1 more | 2012-05-08 |
| 8169872 | Optical recording medium, information recording method, and information reproducing method | Koji Takazawa, Seiji Morita, Kazuyo Umezawa, Yasuaki Ootera, Hideo Ando +1 more | 2012-05-01 |
| 8169873 | Optical recording medium, information recording method, and information reproducing method | Koji Takazawa, Seiji Morita, Kazuyo Umezawa, Yasuaki Ootera, Hideo Ando +1 more | 2012-05-01 |
| 8169874 | Optical recording medium, information recording method, and information reproducing method | Koji Takazawa, Seiji Morita, Kazuyo Umezawa, Yasuaki Ootera, Hideo Ando +1 more | 2012-05-01 |
| 8165001 | Optical recording medium, information recording method, and information reproducing method | Koji Takazawa, Seiji Morita, Kazuyo Umezawa, Yasuaki Ootera, Hideo Ando +1 more | 2012-04-24 |
| 8165000 | Optical recording medium, information recording method, and information reproducing method | Koji Takazawa, Seiji Morita, Kazuyo Umezawa, Yasuaki Ootera, Hideo Ando +1 more | 2012-04-24 |
| 8159921 | Optical recording medium, information recording method, and information reproducing method | Koji Takazawa, Seiji Morita, Kazuyo Umezawa, Yasuaki Ootera, Hideo Ando +1 more | 2012-04-17 |
| 8159920 | Optical recording medium, information recording method, and information reproducing method | Koji Takazawa, Seiji Morita, Kazuyo Umezawa, Yasuaki Ootera, Hideo Ando +1 more | 2012-04-17 |
| 8154971 | Optical recording medium, information recording method, and information reproducing method | Koji Takazawa, Seiji Morita, Kazuyo Umezawa, Yasuaki Ootera, Hideo Ando +1 more | 2012-04-10 |
| 8154970 | Optical recording medium, information recording method, and information reproducing method | Koji Takazawa, Seiji Morita, Kazuyo Umezawa, Yasuaki Ootera, Hideo Ando +1 more | 2012-04-10 |
| 8149674 | Optical recording medium, information recording method, and information reproducing method | Koji Takazawa, Seiji Morita, Kazuyo Umezawa, Yasuaki Ootera, Hideo Ando +1 more | 2012-04-03 |
| 8149672 | Optical recording medium, information recording method, and information reproducing method | Koji Takazawa, Seiji Morita, Kazuyo Umezawa, Yasuaki Ootera, Hideo Ando +1 more | 2012-04-03 |
| 8142981 | Storage medium, reproducing method, and recording method | Hideo Ando, Seiji Morita, Koji Takazawa, Yasuaki Ootera, Kazuyo Umezawa | 2012-03-27 |
| 8139459 | Optical recording medium, information recording method, and information reproducing method | Koji Takazawa, Seiji Morita, Kazuyo Umezawa, Yasuaki Ootera, Hideo Ando +1 more | 2012-03-20 |
| 8137894 | Storage medium, reproducing method, and recording method | Seiji Morita, Koji Takazawa, Kazuyo Umezawa, Hideo Ando, Yasuaki Ootera +1 more | 2012-03-20 |
| 8134899 | Optical recording medium, information recording method, and information reproducing method | Koji Takazawa, Seiji Morita, Kazuyo Umezawa, Yasuaki Ootera, Hideo Ando +1 more | 2012-03-13 |
| 8059523 | Optical recording medium for writing data using multiple pulses | Kazuyo Umezawa, Seiji Morita, Koji Takazawa, Naomasa Nakamura, Shinichi Katsuda | 2011-11-15 |
| 7995442 | Optical recording medium, information recording method, and information reproducing method | Koji Takazawa, Seiji Morita, Kazuyo Umezawa, Yasuaki Ootera, Hideo Ando +1 more | 2011-08-09 |
| 7960093 | Storage medium, reproducing method, and recording method | Hideo Ando, Seiji Morita, Koji Takazawa, Yasuaki Ootera, Kazuyo Umezawa | 2011-06-14 |
| 7949071 | Signal processing system and information storage medium | Yuji Nagai, Chosaku Noda, Kazuo Watabe, Akihito Ogawa, Kazuto Kuroda +7 more | 2011-05-24 |
| 7914969 | Storage medium, reproducing method, and recording method | Hideo Ando, Seiji Morita, Koji Takazawa, Yasuaki Ootera, Kazuyo Umezawa | 2011-03-29 |
| 7885173 | Write-once information recording medium and disk apparatus | Seiji Morita, Koji Takazawa, Kazuyo Umezawa, Naomasa Nakamura | 2011-02-08 |
| 7876666 | Write-once information recording medium and coloring matter material therefor | Seiji Morita, Koji Takazawa, Naomasa Nakamura | 2011-01-25 |