Issued Patents All Time
Showing 101–125 of 172 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6724704 | Information recording apparatus for writable recording media | — | 2004-04-20 |
| 6707774 | Recording and reproducing system, recording apparatus and reproducing apparatus having copy protection function | Toshio Suzuki, Yoshiaki Moriyama, Kazumi Sugaya | 2004-03-16 |
| 6700321 | Image forming apparatus and method of manufacturing the same | Hideaki Mitsutake, Hiroshi Takagi, Yoichi Ohsato, Noriaki Ohguri, Masahiro Fushimi +1 more | 2004-03-02 |
| 6700843 | Apparatus for manufacturing information record medium, information record medium, information recording apparatus and information recording method | — | 2004-03-02 |
| 6683844 | Optical disc having emboss pits in the control data zone | — | 2004-01-27 |
| 6661754 | Information recording apparatus for writable recording media | — | 2003-12-09 |
| 6646963 | Optical recording medium, method for recording/reproducing the optical recording medium and apparatus for recording/reproducing the optical recording medium including a wobbled groove | Yoshiyuki Akiyama, Shinichiro Iimura, Hiroshi Ogawa, Toshio Suzuki, Akiyoshi Inoue +2 more | 2003-11-11 |
| 6633723 | Recording and reproducing system, recording apparatus and reproducing apparatus having copy protection function | Toshio Suzuki, Yoshiaki Moriyama, Kazumi Sugaya | 2003-10-14 |
| 6631104 | Apparatus for and method of adding information onto recording medium that enables additional recording | Toshio Suzuki | 2003-10-07 |
| 6630082 | Optical disc, and reading system and manufacturing method of the disc | Toshio Suzuki, Eiji Muramatsu | 2003-10-07 |
| 6625106 | Record medium having a track | Shoji Taniguchi | 2003-09-23 |
| 6606289 | Optical recording medium, method for recording/reproducing the optical recording medium and apparatus for recording/reproducing the optical recording medium including a wobbled groove | Yoshiyuki Akiyama, Shinichiro Iimura, Hiroshi Ogawa, Toshio Suzuki, Akiyoshi Inoue +2 more | 2003-08-12 |
| 6603720 | Optical disc discriminating system | Shoji Taniguchi | 2003-08-05 |
| 6594224 | Optical disc, and method of and apparatus for recording signal onto the same | Eiji Muramatsu, Shoji Taniguchi, Masahiro Kato, Masami Oishi | 2003-07-15 |
| 6587424 | Dye recording medium having read-only area and recordable area | Shoji Taniguchi, Akiyoshi Inoue | 2003-07-01 |
| 6549496 | Information recording apparatus and information reproducing apparatus | Toshiro Tanikawa, Hidehiro Ishii, Jiro Endo | 2003-04-15 |
| 6530524 | Portable electronic apparatus having a scanner and a data transmitter | Mitsuhiro Watanabe | 2003-03-11 |
| 6522608 | Information recording apparatus for writable recording media | — | 2003-02-18 |
| 6522610 | Information recording method and apparatus | — | 2003-02-18 |
| 6512329 | Image forming apparatus having spacers joined with a soft member and method of manufacturing the same | Hideaki Mitsutake, Hiroshi Takagi, Yoichi Ohsato, Noriaki Ohguri, Masahiro Fushimi +1 more | 2003-01-28 |
| 6504814 | Optical disc, and reading system and manufacturing method of the disk | Toshio Suzuki, Eiji Muramatsu | 2003-01-07 |
| 6487150 | Clock signal generating system | Toshio Suzuki, Masayoshi Yoshida | 2002-11-26 |
| 6469961 | Optical recording medium, method for recording/reproducing the optical | Yoshiyuki Akiyama, Shinichiro Iimura, Hiroshi Ogawa, Toshio Suzuki, Akiyoshi Inoue +2 more | 2002-10-22 |
| 6430133 | Optical recording and/or reproducing apparatus using wobble signals detected from a groove and pit signals detected from pits on the recording medium to control recording and/or reproducing | Yoshiyuki Akiyama, Shinichiro Iimura, Hiroshi Ogawa, Toshio Suzuki, Akiyoshi Inoue +2 more | 2002-08-06 |
| 6418112 | Information record medium | Shoji Taniguchi | 2002-07-09 |