Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8164992 | Optical disc medium and data recording method and apparatus | Akiya Saito, Makoto Tsukahara, Yoshitake Yanagisawa | 2012-04-24 |
| 7852730 | Optical disk medium, and data recording method and device | Akiya Saito, Makoto Tsukahara, Yoshitake Yanagisawa | 2010-12-14 |
| 7437649 | Data recording method and device | Akiya Saito, Toru Aida, Yoriaki Kanada, Tatsushi Sano, Toshihiko Senno +5 more | 2008-10-14 |
| 7324423 | Data recording method recorder and data reproducing method and device | Yoichiro Sako, Akiya Saito, Yoriaki Kanada, Tomihiro Nakagawa, Tatsuya Inokuchi +2 more | 2008-01-29 |
| 7304932 | Data recording medium, and data recording method and device | Yoichiro Sako, Tatsuya Inokuchi, Takashi Kihara, Shunsuke Furukawa, Yoriaki Kanada +5 more | 2007-12-04 |
| 7289046 | Data recording medium, data recording method and device, and encode method and device | Yoichiro Sako, Toru Aida, Tatsuya Inokuchi, Akiya Saito, Takashi Kihara +5 more | 2007-10-30 |
| 7272098 | Data recording apparatus and associated methodology of affecting a digital sum variance | Yoichiro Sako, Tatsuya Inokuchi, Shunsuke Furukawa, Takashi Kihara, Toru Aida +5 more | 2007-09-18 |
| 7236439 | Optical disc medium and data recording method and apparatus | Akiya Saito, Makoto Tsukahara, Yoshitake Yanagisawa | 2007-06-26 |
| 7233267 | Digital data recording medium, recording method, recording device, reproduction method, and reproduction device | Yoichiro Sako, Tatsuya Inokuchi, Takashi Kihara, Shunsuke Furukawa, Yoriaki Kanada +4 more | 2007-06-19 |
| 7221636 | Data recording apparatus and associated method of imparting data to a recording medium by irradiating a reflectivity layer of the medium | Yoichiro Sako, Tatsuya Inokuchi, Tomihiro Nakagawa, Yoriaki Kanada, Akiya Saito | 2007-05-22 |
| 7215260 | Data recording medium, data recording method, and device | Toru Aida, Yoichiro Sako, Tatsuya Inokuchi, Akiya Saito, Takashi Kihara +5 more | 2007-05-08 |
| 7203141 | Recording medium, recording method, recording device, and reproduction method and reproducer | Tatsuya Inokuchi, Yoichiro Sako, Takashi Kihara, Shunsuke Furukawa, Yoriaki Kanada +4 more | 2007-04-10 |
| 7054238 | Signal shaping circuit | Jun Sato, Akiya Saito, Toru Aida | 2006-05-30 |
| 7054244 | Modulation signal generator for producing original disc of optical disc | Toshihiko Senno, Akiya Saito, Toru Aida | 2006-05-30 |
| 5343193 | Matrix switcher apparatus | Akihiko Shoda, Tomoji Mizutani | 1994-08-30 |