Issued Patents All Time
Showing 51–75 of 150 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8712214 | Randomly accessible visual information recording medium and recording method, and reproducing device and reproducing method | Tomoaki Ryu, Masaaki Shimada, Yoshihisa Yamada | 2014-04-29 |
| 8639090 | Recording medium, reproducing apparatus, and reproducing method | Masaaki Shimada, Tomoaki Ryu | 2014-01-28 |
| 8606086 | Randomly accessible visual information recording medium and recording method, and reproducing device and reproducing method | Tomoaki Ryu, Masaaki Shimada, Yoshihisa Yamada | 2013-12-10 |
| 8571393 | Portable recording medium, video recording/reproducing apparatus, video recording/reproducing method, video reproducing apparatus, video recording apparatus, video reproducing method, and video recording method | Masaaki Shimada, Isao Otsuka, Masaharu Ogawa | 2013-10-29 |
| 8526281 | Information recording method and apparatus, information recording medium, and information recording medium manufacturing method and apparatus | — | 2013-09-03 |
| 8422850 | Information recording apparatus, information recording method, information record medium, information reproducing apparatus, information reproducing method, information transmitting apparatus, and information transmitting method | — | 2013-04-16 |
| 8335149 | BCA recording device for optical disc, optical disc reproducing device, and recordable optical disc | — | 2012-12-18 |
| 8260123 | Information distributing method, information recording method, information reproducing method, and information recording medium | — | 2012-09-04 |
| 8210948 | Recording medium reproducing apparatus, recording medium reproducing method, and portable recording medium | Masaaki Shimada, Tomoaki Ryu | 2012-07-03 |
| RE42826 | Rewritable optical disk with spare area and optical disk processing apparatus | Hiroyuki Ohata | 2011-10-11 |
| 8027563 | Recording medium, reproducing apparatus, and reproducing method | Masaaki Shimada, Tomoaki Ryu | 2011-09-27 |
| 7924693 | Optical disk and optical disk drive device | Kyosuke Yoshimoto, Mahesh C. Rao, Hiroyuki Ohata, Teruo Furukawa, Junichi Kondo +1 more | 2011-04-12 |
| 7835628 | Randomly accessible visual information recording medium and recording method, and reproducing device and reproducing method | Tomoaki Ryu, Masaaki Shimada, Yoshihisa Yamada | 2010-11-16 |
| 7809249 | Randomly accessible visual information recording medium and recording method, and reproducing device and reproducing method | Tomoaki Ryu, Masaaki Shimada, Yoshihisa Yamada | 2010-10-05 |
| 7809248 | Randomly accessible visual information recording medium and recording method, and reproducing device and reproducing method | Tomoaki Ryu, Masaaki Shimada, Yoshihisa Yamada | 2010-10-05 |
| 7809247 | Randomly accessible visual information recording medium and recording method, and reproducing device and reproducing method | Tomoaki Ryu, Masaaki Shimada, Yoshihisa Yamada | 2010-10-05 |
| 7801417 | Randomly accessible visual information recording medium and recording method, and reproducing device and reproducing method | Tomoaki Ryu, Masaaki Shimada, Yoshihisa Yamada | 2010-09-21 |
| 7801416 | Randomly accessible visual information recording medium and recording method, and reproducing device and reproducing method | Tomoaki Ryu, Masaaki Shimada, Yoshihisa Yamada | 2010-09-21 |
| 7783173 | Randomly accessible visual information recording medium and recording method and reproducing device and reproducing method | Tomoaki Ryu, Masaaki Shimada, Yoshihisa Yamada | 2010-08-24 |
| 7783167 | Randomly accessible visual information recording medium and recording method, and reproducing device and reproducing method | Tomoaki Ryu, Masaaki Shimada, Yoshihisa Yamada | 2010-08-24 |
| 7778527 | Randomly accessible visual information recording medium and recording method, and reproducing device and reproducing method | Tomoaki Ryu, Masaaki Shimada, Yoshihisa Yamada | 2010-08-17 |
| 7769276 | Randomly accessible visual information recording medium and recording method, and reproducing device and reproducing method | Tomoaki Ryu, Masaaki Shimada, Yoshihisa Yamada | 2010-08-03 |
| 7769273 | Randomly accessible visual information recording medium and recording method, and reproducing device and reproducing method | Tomoaki Ryu, Masaaki Shimada, Yoshihisa Yamada | 2010-08-03 |
| 7747139 | Randomly accessible visual information recording medium and recording method, and reproducing device and reproducing method | Tomoaki Ryu, Masaaki Shimada, Yoshihisa Yamada | 2010-06-29 |
| 7747142 | Randomly accessible visual information recording medium and recording method, and reproducing device and reproducing method | Tomoaki Ryu, Masaaki Shimada, Yoshihisa Yamada | 2010-06-29 |