Issued Patents All Time
Showing 1–20 of 20 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7688699 | Holographic recording/reproducing apparatus having relative speed controller and method | Satoru Tanaka, Yoshihisa Itoh, Yoshihisa Kubota, Kazuo Kuroda, Satoshi Sugiura | 2010-03-30 |
| 7453791 | Optical recording medium having a plurality of guide tracks transfer regions | Masakazu Ogasawara, Yoshihisa Kubota | 2008-11-18 |
| 7339711 | Angle-multiplexing hologram recording device, method, hologram reproduction device, and method | Kazuo Kuroda, Satoshi Sugiura, Shuuichi Yanagisawa, Satoru Tanaka, Yoshihisa Itoh +1 more | 2008-03-04 |
| 7333253 | Multiplex recording type hologram recording device, method, hologram reproduction device, and method | Kazuo Kuroda, Satoshi Sugiura, Shuuichi Yanagisawa, Satoru Tanaka, Yoshihisa Itoh +1 more | 2008-02-19 |
| 7324255 | Spatial optical modulator | Satoru Tanaka, Yoshihisa Itoh, Yoshihisa Kubota, Kazuo Kuroda, Satoshi Sugiura | 2008-01-29 |
| 7236441 | Recording device, reproduction device, and recording/reproduction device | Satoru Tanaka, Yoshihisa Itoh, Yoshihisa Kubota | 2007-06-26 |
| 7206105 | Hologram recording device and hologram reproduction device | Kazuo Kuroda, Satoshi Sugiura, Shuuichi Yanagisawa, Satoru Tanaka, Yoshihisa Itoh +1 more | 2007-04-17 |
| 7170661 | Hologram recording medium and recording and reproducing system | Masakazu Ogasawara, Michio Sakano, Satoru Tanaka, Yoshihisa Kubota, Yoshihisa Itoh +3 more | 2007-01-30 |
| 7079469 | Hologram recording/reproducing system | Yoshihisa Itoh, Satoru Tanaka, Yoshihisa Kubota, Kazuo Kuroda, Satoshi Sugiura | 2006-07-18 |
| 7031038 | Hologram apparatus capable of detecting and correcting distortion of hologram image | Masakazu Ogasawara, Yoshihisa Kubota | 2006-04-18 |
| 6848115 | Optical recording medium using scattering bodies to enhance modulation | Satoshi Sugiura, Yuzo Yamakawa | 2005-01-25 |
| 6445668 | Astigmatism generating device to remove comma aberration and spherical aberration | Satoshi Sugiura, Yoshihisa Kubota | 2002-09-03 |
| 6185176 | Optical pickup apparatus | Satoshi Sugiura, Yoshihisa Kubota | 2001-02-06 |
| 6130872 | Optical pickup apparatus | Satoshi Sugiura, Yoshihisa Kubota | 2000-10-10 |
| 6084841 | Optical pickup device having heat radiating mechanism | Satoshi Sugiura, Yoshihisa Kubota | 2000-07-04 |
| 6031667 | Optical pickup device | Satoshi Sugiura, Yoshihisa Kubota | 2000-02-29 |
| 5999509 | Optical pickup device with two independent light beams and an integrated prism for providing return light with astigmatism | Satoshi Sugiura, Yoshihisa Kubota | 1999-12-07 |
| 5886970 | Multiple focal lens multiple focal optical pickup and optical information reproducing apparatus | Akira Miura, Toshihiko Kurihara | 1999-03-23 |
| 4624526 | Optical pickup device | Yoshiyuki Tsukai | 1986-11-25 |
| 4463134 | Modified epoxy resin composition | Minoru Hino, Takao Oshima | 1984-07-31 |