Issued Patents All Time
Showing 126–150 of 228 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6754152 | Recording medium, information recording and reproducing method, and recording and reproducing apparatus | Hidehiko Kando, Takeshi Maeda | 2004-06-22 |
| 6737996 | Information recording and reproducing method | Takahiro Kurokawa, Hiroyuki Minemura | 2004-05-18 |
| 6728197 | Optical disk having a plurality of information recording units | Takeshi Maeda, Toshimichi Shintani, Takahiro Kurokawa, Tetsuo Ariyoshi, Hirofumi Sukeda | 2004-04-27 |
| 6728176 | Information recording method | Yoshio Suzuki, Motoyuki Suzuki, Hisataka Sugiyama, Hiroyuki Minemura, Tetsuya Fushimi +1 more | 2004-04-27 |
| 6690641 | Optical disk | Takahiro Kurokawa | 2004-02-10 |
| 6667939 | Optical disk and optical recording apparatus for said disk | — | 2003-12-23 |
| 6665244 | Optical reproducing method | Yoshio Suzuki, Motoyuki Suzuki, Hisataka Sugiyama, Hiroyuki Minemura, Tetsuya Fushimi +1 more | 2003-12-16 |
| 6650608 | Information recording medium, information recording method and information recording apparatus | Yasushi Miyauchi, Motoyasu Terao, Akemi Hirotsune, Hiroyuki Minemura | 2003-11-18 |
| 6614737 | Optical reproduction method and optical information device | Hideki Saga, Seiji Yonezawa | 2003-09-02 |
| 6611489 | Information reproducing method for an optical medium having grooves and lands | Hiroyuki Minemura, Hisataka Sugiyama | 2003-08-26 |
| 6603730 | Optical reproducing method | Hirofumi Sukeda, Motoyasu Terao, Hiroyuki Minemura, Tetsuo Andou | 2003-08-05 |
| 6580686 | Information recording medium recording data on wobbled groove structure of recording medium | Yoshio Suzuki, Motoyuki Suzuki, Hisataka Sugiyama, Hiroyuki Minemura, Tetsuya Fushimi +1 more | 2003-06-17 |
| 6580673 | Information recording method and apparatus | Hiroyuki Minemura, Yasushi Miyauchi | 2003-06-17 |
| 6580685 | Optical recording medium with aligned prepit portion | Hirofumi Sukeda, Motoyasu Terao, Hiroyuki Minemura, Tetsuo Andou | 2003-06-17 |
| 6560175 | Information recording medium which indicates information according to the wobbling of a track and information recording and reproducing apparatus | Takeshi Maeda | 2003-05-06 |
| 6552994 | Optical reproduction apparatus | Hirofumi Sukeda, Motoyasu Terao, Hiroyuki Minemura, Tetsuo Andou | 2003-04-22 |
| 6552978 | Information recording apparatus | Yoshio Suzuki, Motoyuki Suzuki, Hisataka Sugiyama, Hiroyuki Minemura, Tetsuya Fushimi +1 more | 2003-04-22 |
| 6549497 | Optical reproducing method | Yoshio Suzuki, Motoyuki Suzuki, Hisataka Sugiyama, Hiroyuki Minemura, Tetsuya Fushimi +1 more | 2003-04-15 |
| 6549510 | Optical recording medium having grooves and lands | Hirofumi Sukeda, Motoyasu Terao, Hiroyuki Minemura, Tetsuo Andou | 2003-04-15 |
| 6545962 | Optical reproducing method for reproducing information on an optical medium having groove structure with fixed cycle of wobble | Yoshio Suzuki, Motoyuki Suzuki, Hisataka Sugiyama, Hiroyuki Minemura, Tetsuya Fushimi +1 more | 2003-04-08 |
| 6545973 | Optical reproduction apparatus | Hirofumi Sukeda, Motoyasu Terao, Hiroyuki Minemura, Tetsuo Andou | 2003-04-08 |
| 6545960 | Information recording medium and method and apparatus for recording and reproducing information using the same | Yoshio Suzuki, Motoyuki Suzuki, Hisataka Sugiyama, Hiroyuki Minemura, Tetsuya Fushimi +1 more | 2003-04-08 |
| 6545961 | Optical reproducing method | Yoshio Suzuki, Motoyuki Suzuki, Hisataka Sugiyama, Hiroyuki Minemura, Tetsuya Fushimi +1 more | 2003-04-08 |
| 6542457 | Method for reproducing information from recording medium having grooves and lands as tracks divided into units | Hiroyuki Minemura, Hisataka Sugiyama | 2003-04-01 |
| 6542448 | Information recording apparatus for recording information on an optical medium having a groove structure with a fixed cycle of wobble | Yoshio Suzuki, Motoyuki Suzuki, Hisataka Sugiyama, Hiroyuki Minemura, Tetsuya Fushimi +1 more | 2003-04-01 |