Issued Patents All Time
Showing 426–450 of 552 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6985410 | Apparatus for recording digital data in synchronism with prerecorded address data | Shunsuke Furukawa | 2006-01-10 |
| 6980498 | Method of recording on recording medium and recording device, and method of reproducing from recording medium and reproducing device | — | 2005-12-27 |
| 6980653 | Signal reproducing/recording/transmitting method and apparatus and signal record medium | Shigeyuki Yoneyama | 2005-12-27 |
| 6971024 | Recording medium, data recording method and apparatus, data reproducing method and apparatus, and copying control method | Tatsuya Inokuchi | 2005-11-29 |
| 6954412 | Medium for recording audio signal, recorder and player | — | 2005-10-11 |
| 6947362 | Information recording medium, storage medium, information reproduction apparatus and method, and information recording and reproduction apparatus and method as well as providing medium | Takashi Sato, Shunsuke Furukawa, Kazunobu Saito, Mitsuru Toriyama, Takao Ihashi | 2005-09-20 |
| 6944297 | Method and apparatus for reproducing ciphered data | Isao Kawashima, Akira Kurihara, Yoshitomo Osawa, Hideo Owa | 2005-09-13 |
| 6882987 | Methods and apparatus for transmitting and receiving a decoding key encoded with specific information to decode encrypted information of a record medium | Akira Kurihara, Yoshitomo Osawa, Isao Kawashima, Hideo Owa | 2005-04-19 |
| 6852383 | Optical disc, recording apparatus and method for optical disc, and its reproducing method | Takashi Kihara, Tomihiro Nakagawa, Tatsuya Inokuchi | 2005-02-08 |
| 6853613 | Optical recording medium, and method and apparatus for reproduction | Hiroshi Ogawa, Tatsuya Inokuchi | 2005-02-08 |
| 6829211 | Optical recording medium having first and second recording areas of different formats | Tatsuya Inokuchi, Katsumi Toyama | 2004-12-07 |
| 6810004 | Optical recording medium, recorder for optical recording medium, method for recording the same, reproducing device and reproducing method therefor | — | 2004-10-26 |
| 6804188 | Data recording medium, data recording apparatus and method, and data reproducing apparatus and method | Yukio Shishido, Tetsuji Kawahima, Tatsuya Inokuchi, Katsumi Toyama, Shigeki Tsukatani | 2004-10-12 |
| 6801490 | Optical recording medium, device and method for recording optical recording medium, and device and method for reproducing optical recorded medium | Masanobu Yamamoto | 2004-10-05 |
| 6738752 | Information distributing apparatus and information distributing method, information receiving apparatus and information receiving met | Shuichi Ito, Tatsuya Inokuchi, Masayuki Obata, Kazuko Sakurai | 2004-05-18 |
| 6731578 | Optical disk recording and/or reproducing device, and focusing servomechanism | Hiroshi Ogawa, Tatsuya Inokuchi | 2004-05-04 |
| 6728174 | Recording medium and reproducing method and apparatus for recording medium | Hiroshi Ogawa, Tatsuya Inokuchi | 2004-04-27 |
| 6707784 | Optical storage medium having two recording areas of different formats | Tatsuya Inokuchi, Katsumi Toyama | 2004-03-16 |
| 6700845 | Multi-layer optical recording medium and method and apparatus for reproducing optical data | Takao Ihashi, Tatsuya Inokuchi, Hiroshi Ogawa, Masanobu Yamamoto | 2004-03-02 |
| 6697306 | Data recording method, data outputting method, and data recording and/or reproducing method | — | 2004-02-24 |
| 6691228 | Signal reproducing/recording/transmitting method and apparatus and signal recording medium | Shigeyuki Yoneyama | 2004-02-10 |
| 6687828 | Method and apparatus for ciphering playback mode information for recording on record medium | Yoshitomo Osawa, Akira Kurihara, Isao Kawashima, Shigeyuki Yoneyama | 2004-02-03 |
| 6680889 | Data recording medium and data recording apparatus | Shuichi Ito, Tatsuya Inokuchi, Masayuki Obata, Kazuko Sakurai | 2004-01-20 |
| 6661758 | High speed data recording and/or reproducing method and apparatus with increased sector access speed | Tamotsu Yamagami, Shoei Kobayashi | 2003-12-09 |
| 6657938 | Disk having expanded elapsed time information | Tetsuji Kawahima, Yukio Shishido, Shigeki Tsukatani, Katsumi Toyama, Tatsuya Inokuchi | 2003-12-02 |