Issued Patents All Time
Showing 76–100 of 141 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8184517 | Optical recording medium, information recording method, and information reproducing method | Koji Takazawa, Kazuyo Umezawa, Naoki Morishita, Yasuaki Ootera, Hideo Ando +1 more | 2012-05-22 |
| 8179763 | Optical disc, information recording method, and information reproducing method | Kazuyo Umezawa, Koji Takazawa, Hideo Ando, Yasuaki Ootera, Naomasa Nakamura +1 more | 2012-05-15 |
| 8179764 | Optical recording medium, information recording method, and information reproducing method | Koji Takazawa, Kazuyo Umezawa, Naoki Morishita, Yasuaki Ootera, Hideo Ando +1 more | 2012-05-15 |
| 8179765 | Optical recording medium, information recording method, and information reproducing method | Koji Takazawa, Kazuyo Umezawa, Naoki Morishita, Yasuaki Ootera, Hideo Ando +1 more | 2012-05-15 |
| 8174948 | Optical recording medium, information recording method, and information reproducing method | Koji Takazawa, Kazuyo Umezawa, Naoki Morishita, Yasuaki Ootera, Hideo Ando +1 more | 2012-05-08 |
| 8173029 | Magnetic recording medium manufacturing method | Shinobu Sugimura, Kazuyo Umezawa, Masatoshi Sakurai | 2012-05-08 |
| 8169874 | Optical recording medium, information recording method, and information reproducing method | Koji Takazawa, Kazuyo Umezawa, Naoki Morishita, Yasuaki Ootera, Hideo Ando +1 more | 2012-05-01 |
| 8169872 | Optical recording medium, information recording method, and information reproducing method | Koji Takazawa, Kazuyo Umezawa, Naoki Morishita, Yasuaki Ootera, Hideo Ando +1 more | 2012-05-01 |
| 8169873 | Optical recording medium, information recording method, and information reproducing method | Koji Takazawa, Kazuyo Umezawa, Naoki Morishita, Yasuaki Ootera, Hideo Ando +1 more | 2012-05-01 |
| 8165000 | Optical recording medium, information recording method, and information reproducing method | Koji Takazawa, Kazuyo Umezawa, Naoki Morishita, Yasuaki Ootera, Hideo Ando +1 more | 2012-04-24 |
| 8165001 | Optical recording medium, information recording method, and information reproducing method | Koji Takazawa, Kazuyo Umezawa, Naoki Morishita, Yasuaki Ootera, Hideo Ando +1 more | 2012-04-24 |
| 8159921 | Optical recording medium, information recording method, and information reproducing method | Koji Takazawa, Kazuyo Umezawa, Naoki Morishita, Yasuaki Ootera, Hideo Ando +1 more | 2012-04-17 |
| 8159920 | Optical recording medium, information recording method, and information reproducing method | Koji Takazawa, Kazuyo Umezawa, Naoki Morishita, Yasuaki Ootera, Hideo Ando +1 more | 2012-04-17 |
| 8159767 | Repeatable runout evaluation method for a stamper | Kazuyo Umezawa, Masatoshi Sakurai | 2012-04-17 |
| 8154971 | Optical recording medium, information recording method, and information reproducing method | Koji Takazawa, Kazuyo Umezawa, Naoki Morishita, Yasuaki Ootera, Hideo Ando +1 more | 2012-04-10 |
| 8154970 | Optical recording medium, information recording method, and information reproducing method | Koji Takazawa, Kazuyo Umezawa, Naoki Morishita, Yasuaki Ootera, Hideo Ando +1 more | 2012-04-10 |
| 8149674 | Optical recording medium, information recording method, and information reproducing method | Koji Takazawa, Kazuyo Umezawa, Naoki Morishita, Yasuaki Ootera, Hideo Ando +1 more | 2012-04-03 |
| 8149672 | Optical recording medium, information recording method, and information reproducing method | Koji Takazawa, Kazuyo Umezawa, Naoki Morishita, Yasuaki Ootera, Hideo Ando +1 more | 2012-04-03 |
| 8142981 | Storage medium, reproducing method, and recording method | Hideo Ando, Koji Takazawa, Yasuaki Ootera, Naoki Morishita, Kazuyo Umezawa | 2012-03-27 |
| 8142693 | Stamper and stamper evaluation method | Kazuyo Umezawa, Masatoshi Sakurai | 2012-03-27 |
| 8137894 | Storage medium, reproducing method, and recording method | Koji Takazawa, Kazuyo Umezawa, Hideo Ando, Yasuaki Ootera, Naoki Morishita +1 more | 2012-03-20 |
| 8139459 | Optical recording medium, information recording method, and information reproducing method | Koji Takazawa, Kazuyo Umezawa, Naoki Morishita, Yasuaki Ootera, Hideo Ando +1 more | 2012-03-20 |
| 8134899 | Optical recording medium, information recording method, and information reproducing method | Koji Takazawa, Kazuyo Umezawa, Naoki Morishita, Yasuaki Ootera, Hideo Ando +1 more | 2012-03-13 |
| 8127323 | Information storage medium, reproducing method, and recording medium | Hideo Ando, Koji Takazawa | 2012-02-28 |
| 8097351 | Magnetic recording apparatus | Takeshi Okino, Yoshiyuki Kamata, Satoshi Shirotori, Masatoshi Sakurai, Hiroaki Nakamura | 2012-01-17 |