Issued Patents All Time
Showing 26–50 of 104 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7403462 | Recording medium, recording method, reproduction method, recording apparatus and reproduction apparatus | Toyoji Gushima, Shigeru Furumiya, Takashi Ishida, Hironori Deguchi, Atsushi Nakamura +3 more | 2008-07-22 |
| 7388826 | Optical recording medium capable of recording three data values | Jacobus Petrus Josephus Heemskerk, Cornelis Marinus Schep, Aalbert Stek, Shigeru Furumiya, Shoei Kobayashi +1 more | 2008-06-17 |
| 7385903 | Recording medium, recording method, reproduction method, recording apparatus and reproduction apparatus | Toyoji Gushima, Shigeru Furumiya, Takashi Ishida, Hironori Deguchi, Atsushi Nakamura +3 more | 2008-06-10 |
| 7376056 | Method and apparatus for reading address information from an optical disc medium | Masahito Nakao, Shigeru Furumiya, Junichi Minamino, Naohiro Kimura | 2008-05-20 |
| 7366080 | Laser control unit, laser control circuit, and laser-power adjustment method | Hisashi Senga, Toshio Matsumoto | 2008-04-29 |
| 7362664 | Optical disk medium and method and apparatus for reading information | Shigeru Furumiya, Atsushi Nakamura, Junichi Minamino, Takashi Ishida | 2008-04-22 |
| 7327660 | Optical disc and physical address format | Atsushi Nakamura, Junichi Minamino, Shigeru Furumiya, Mamoru Shoji, Takashi Ishida | 2008-02-05 |
| 7315497 | Method and an apparatus for reproducing information based on reference wobble block and an information wobble block on an information recording medium | Junichi Minamino, Masahito Nakao, Shigeru Furumiya | 2008-01-01 |
| 7310293 | Method and apparatus for controlling laser power using a test light emission pattern having a multipulse light emission interval | Hisashi Senga, Toshio Matsumoto | 2007-12-18 |
| 7269117 | Optical disc and physical address format | Atsushi Nakamura, Junichi Minamino, Shigeru Furumiya, Mamoru Shoji, Takashi Ishida | 2007-09-11 |
| 7269116 | Optical disc and physical address format | Atsushi Nakamura, Junichi Minamino, Shigeru Furumiya, Mamoru Shoji, Takashi Ishida | 2007-09-11 |
| 7257073 | Optical disc and physical address format | Atsushi Nakamura, Junichi Minamino, Shigeru Furumiya, Mamoru Shoji, Takashi Ishida | 2007-08-14 |
| 7230537 | Product identification system using IC tag units, and a digital content management system | — | 2007-06-12 |
| 7177253 | Optical disc drive for controlling laser emission | Tetsuya Shihara, Hisashi Senga, Toshio Matsumoto | 2007-02-13 |
| 7167438 | Optical disc with different wobble patterns in different grooves | Jacobus Petrus Josephus Heemskerk, Cornelis Marinus Schep, Aalbert Stek, Shigeru Furumiya, Junichi Minamino +3 more | 2007-01-23 |
| 7158452 | Focus control for optical disk unit | Katsuya Watanabe, Kenji Fujiune, Shinichi Yamada, Yuuichi Kuze | 2007-01-02 |
| 7158464 | Recording medium, recording method, reproduction method, recording apparatus and reproduction apparatus | Toyoji Gushima, Shigeru Furumiya, Takashi Ishida, Hironori Deguchi, Atsushi Nakamura +3 more | 2007-01-02 |
| 7145843 | Optical disk having wobble patterns representing control information | Junichi Minamino, Atsushi Nakamura, Shigeru Furumiya, Takashi Ishida, Toyoji Gushima | 2006-12-05 |
| 7123557 | Disc-shaped recording medium disc driving device and method and apparatus for producing disc | Jacobus Petrus Josephus Heemskerk, Cornelis Marinus Schep, Aalbert Stek, Shinichi Tanaka, Shigeru Furumiya +3 more | 2006-10-17 |
| 7116624 | Optical disc and physical address format | Atsushi Nakamura, Junichi Minamino, Shigeru Furumiya, Mamoru Shoji, Takashi Ishida | 2006-10-03 |
| 7116630 | Optical disk medium and method and apparatus for reading information | Shigeru Furumiya, Atsushi Nakamura, Junichi Minamino, Takashi Ishida | 2006-10-03 |
| 7085297 | Driving method and driving circuit of light source apparatus | Hisashi Senga, Shigeru Furumiya, Ken'ichi Kasazumi | 2006-08-01 |
| 7079477 | Optical information medium, recording and reproduction apparatus, and recording and reproduction method | Mitsuro Moriya | 2006-07-18 |
| 7075883 | Optical disk having wobble patterns representing control information | Junichi Minamino, Atsushi Nakamura, Shigeru Furumiya, Takashi Ishida, Toyoji Gushima | 2006-07-11 |
| 7068589 | Optical disc and optical disc address reading apparatus and method | Shigeru Furumiya | 2006-06-27 |