Issued Patents All Time
Showing 51–75 of 141 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8551685 | Ultraviolet-curing resin material for pattern transfer and magnetic recording medium manufacturing method using the same | Kazuyo Umezawa, Masatoshi Sakurai | 2013-10-08 |
| 8547818 | Information storage medium, reproducing method, and recording method | Hideo Ando, Koji Takazawa | 2013-10-01 |
| 8542568 | Information storage medium, reproducing method, and recording method | Hideo Ando, Koji Takazawa | 2013-09-24 |
| 8542567 | Information storage medium, reproducing method, and recording method | Hideo Ando, Koji Takazawa | 2013-09-24 |
| 8531936 | Storage medium, reproducing method, and recording method | Koji Takazawa, Kazuyo Umezawa, Hideo Ando, Yasuaki Ootera, Naoki Morishita +1 more | 2013-09-10 |
| 8509049 | Optical recording medium having intermediate layer of prescribed thickness and thickness range for use with 405nm laser | Koji Takazawa, Kazuyo Umezawa, Naoki Morishita, Yasuaki Ootera, Hideo Ando +1 more | 2013-08-13 |
| 8472292 | Information storage medium, reproducing method, and recording method | Hideo Ando, Koji Takazawa | 2013-06-25 |
| 8454869 | Stamper and stamper evaluation method | Kazuyo Umezawa, Masatoshi Sakurai | 2013-06-04 |
| 8446803 | Information storage medium, reproducing method, and recording method | Hideo Ando, Koji Takazawa | 2013-05-21 |
| 8437242 | Optical recording medium for writing data using multiple pulses | Kazuyo Umezawa, Koji Takazawa, Naomasa Nakamura, Naoki Morishita, Shinichi Katsuda | 2013-05-07 |
| 8427916 | Information storage medium, reproducing method, and recording method | Hideo Ando, Koji Takazawa | 2013-04-23 |
| 8422353 | Optical recording medium for writing data using multiple pulses | Kazuyo Umezawa, Koji Takazawa, Naomasa Nakamura, Naoki Morishita, Shinichi Katsuda | 2013-04-16 |
| 8379504 | Information storage medium, reproducing method, and recording method | Hideo Ando, Koji Takazawa | 2013-02-19 |
| 8374069 | Storage medium, reproducing method, and recording method | Hideo Ando, Koji Takazawa, Yasuaki Ootera, Naoki Morishita, Kazuyo Umezawa | 2013-02-12 |
| 8372575 | Ultraviolet-curing resin material for pattern transfer and magnetic recording medium manufacturing method using the same | Kazuyo Umezawa, Masatoshi Sakurai | 2013-02-12 |
| 8355306 | Optical recording medium, information recording method, and information reproducing method | Koji Takazawa, Kazuyo Umezawa, Naoki Morishita, Yasuaki Ootera, Hideo Ando +1 more | 2013-01-15 |
| 8339916 | Optical recording medium, information recording method, and information reproducing method | Koji Takazawa, Kazuyo Umezawa, Naoki Morishita, Yasuaki Ootera, Hideo Ando +1 more | 2012-12-25 |
| 8325584 | Storage medium, reproducing method, and recording method | Hideo Ando, Koji Takazawa, Yasuaki Ootera, Naoki Morishita, Kazuyo Umezawa | 2012-12-04 |
| 8310913 | Optical recording medium capable of using wide ranges of linear velocity recording | Kazuyo Umezawa, Koji Takazawa, Naomasa Nakamura, Naoki Morishita | 2012-11-13 |
| 8308965 | Stamper, method of manufacturing the stamper, and magnetic recording medium manufacturing method using the stamper | Masatoshi Sakurai, Satoshi Shirotori, Shinobu Sugimura, Takuya Shimada, Yoshiyuki Kamata | 2012-11-13 |
| 8267603 | Sheet material cutter and printer | Tadashi Kashio | 2012-09-18 |
| 8264931 | Optical recording medium, information recording method, and information reproducing method | Koji Takazawa, Kazuyo Umezawa, Naoki Morishita, Yasuaki Ootera, Hideo Ando +1 more | 2012-09-11 |
| 8252510 | Storage medium, reproducing method, and recording method | Hideo Ando, Koji Takazawa, Yasuaki Ootera, Naoki Morishita, Kazuyo Umezawa | 2012-08-28 |
| 8232042 | Storage medium, reproducing method, and recording method | Tsukasa Nakai, Koji Takazawa, Yasuaki Ootera, Naoki Morishita, Kazuyo Umezawa +1 more | 2012-07-31 |
| 8218416 | Multi-layer optical disc, information recording method and information reproducing method | Kazuyo Umezawa, Koji Takazawa, Hideo Ando, Yasuaki Ootera, Naomasa Nakamura +1 more | 2012-07-10 |