Issued Patents All Time
Showing 1–25 of 25 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11068289 | Installation assist apparatus, installation assist method, and computer program product | Hideki Ohkawa, Ryuichi Sunagawa, Masayuki Tsuda, Izumi Igawa | 2021-07-20 |
| 10164717 | Optical signal transmission device and electronic apparatus using same | — | 2018-12-25 |
| 8498188 | Target level setting method for a signal used in maximum-likelihood decoding in PRML processing of a signal reproduced from an optical information recording medium, playback device for an optical information recording medium, and target level setting program for a signal used in maximum-likelihood decoding in PRML processing | — | 2013-07-30 |
| 8483026 | Optical information recording apparatus and method | Fuyuki Miyazawa, Katsuhiro Oyama | 2013-07-09 |
| 8254229 | Optical information recording apparatus and method | Fuyuki Miyazawa, Katsuhiro Oyama | 2012-08-28 |
| 8223605 | Optical disc recording method, optical disc recording/playback device, and optical disc | Fuyuki Miyazawa | 2012-07-17 |
| 8130617 | Method of controlling playback condition, optical disk, optical disk drive device and program | Hidenori Somei | 2012-03-06 |
| 8004944 | Method of setting recording setup information about optical disk, program therefor, and data recording player | — | 2011-08-23 |
| 7983126 | Optical-information recording apparatus and method and signal processing circuit | Mitsuo Sekiguchi, Fuyuki Miyazawa | 2011-07-19 |
| 7965600 | Data recording evaluation method and optical disk recording and reproduction device | Fuyuki Miyazawa, Mitsuo Sekiguchi, Katsuhiro Oyama | 2011-06-21 |
| 7881170 | Recording power correction method and recording and reproduction apparatus for optical disk | — | 2011-02-01 |
| 7760605 | Optical information recording device, optical information recording method, and signal processing circuit | Mitsuo Sekiguchi, Isao Matsuda, Masashi Yamada | 2010-07-20 |
| 7755993 | Optical information recording reproduction device | Katsuhiro Oyama, Mitsuo Sekiguchi, Fuyuki Miyazawa | 2010-07-13 |
| 7738336 | Apparatus and method for optical information recording and reproducing | Mitsuo Sekiguchi, Fuyuki Miyazawa | 2010-06-15 |
| 7738337 | Optical information recording device, optical information recording method, and signal processing circuit | Mitsuo Sekiguchi, Isao Matsuda, Yoshikazu Sato | 2010-06-15 |
| 7693015 | Optical information recording device, optical information recording method, and signal processing circuit | Fuyuki Miyazawa, Yoshikazu Sato, Isao Matsuda, Tetsuharu Kubo, Katsuhiro Oyama | 2010-04-06 |
| 7693016 | Optical recording method, optical recording apparatus, one-chip CPU device, and computer program | Fuyuki Miyazawa, Mitsuo Sekiguchi | 2010-04-06 |
| 7684302 | Optical information recording device, optical information recording method, and signal processing circuit | Mitsuo Sekiguchi, Isao Matsuda, Masashi Yamada | 2010-03-23 |
| 7660218 | Optical recording method, evaluation indicator acquiring method, optical recording apparatus, micro CPU device, and computer program | Fuyuki Miyazawa, Mitsuo Sekiguchi | 2010-02-09 |
| 7652961 | Optical information recording method and optical information regeneration recorder, and signal processing circuit, and recording reproduction program and information recording medium | Mitsuo Sekiguchi, Fuyuki Miyazawa | 2010-01-26 |
| 7649826 | Optical information recording reproduction device | Katsuhiro Oyama, Mitsuo Sekiguchi, Fuyuki Miyazawa | 2010-01-19 |
| 7639578 | Optical recording apparatus | Mitsuo Sekiguchi | 2009-12-29 |
| 7599265 | Recording method, recording apparatus, and signal processing circuit for recording information on optical recording medium | Mitsuo Sekiguchi | 2009-10-06 |
| 7542394 | Optical information recording device for detecting information during recording and method therefor | Yoshikazu Sato, Mitsuo Sekiguchi, Fuyuki Miyazawa, Tetsuharu Kubo | 2009-06-02 |
| 7496014 | Optical information recording apparatus and method and processing circuit | Mitsuo Sekiguchi, Isao Matsuda, Yoshikazu Sato | 2009-02-24 |