Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6937556 | Optical recording medium including a wobbled groove with address information recorded on the land region adjacent the groove | Yoshiyuki Akiyama, Shinichiro Iimura, Hiroshi Ogawa, Kazuo Kuroda, Toshio Suzuki +2 more | 2005-08-30 |
| 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, Kazuo Kuroda, Toshio Suzuki +2 more | 2003-11-11 |
| 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, Kazuo Kuroda, Toshio Suzuki +2 more | 2003-08-12 |
| 6469961 | Optical recording medium, method for recording/reproducing the optical | Yoshiyuki Akiyama, Shinichiro Iimura, Hiroshi Ogawa, Kazuo Kuroda, Toshio Suzuki +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, Kazuo Kuroda, Toshio Suzuki +2 more | 2002-08-06 |
| 6282166 | Optical recording medium with wobbled grooves and interconnecting pits | Yoshiyuki Akiyama, Shinichiro Iimura, Hiroshi Ogawa, Kazuo Kuroda, Toshio Suzuki +2 more | 2001-08-28 |
| 6075761 | Optical recording medium having pits that are formed with respect to a wobbled groove at substantially constant positions in each cycle of the groove having a pit | Yoshiyuki Akiyama, Shinichiro Iimura, Hiroshi Ogawa, Kazuo Kuroda, Toshio Suzuki +2 more | 2000-06-13 |
| 4732844 | Method for manufacturing optical disk with address and guide grooves | Osamu Kumasaka | 1988-03-22 |
| 4680745 | Optical disk recording apparatus | Osamu Matsumoto, Hiroyuki Ohira | 1987-07-14 |