Issued Patents All Time
Showing 25 most recent of 70 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11475918 | Recording state evaluation method, recording compensation method, and information recording/playback device | Yasushi Kobayashi, Yasumori Hino | 2022-10-18 |
| 11295779 | Optical disk device | Yasushi Kobayashi | 2022-04-05 |
| 10783923 | Data coding method and data coding device | Tsuyoshi Nakasendo, Yasumori Hino | 2020-09-22 |
| 10521297 | Optical disc apparatus and optical disc in which user data is recorded in a first space in units of a first length and management information is recorded in a second space in units of a second length different from the first length | Yuji Takagi | 2019-12-31 |
| 10453490 | Optical disc device | Tsuyoshi Nakasendo | 2019-10-22 |
| 10223202 | Optical disc apparatus for recording and reproducing data onto and from an optical disc based on an evaluation value | Yuji Takagi | 2019-03-05 |
| 10068604 | Information recording device and data erasing method | Harumitsu Miyashita, Naohiro Kimura | 2018-09-04 |
| 10008236 | Optical disk, optical disk recording device, and optical disk playback device | Harumitsu Miyashita | 2018-06-26 |
| 10002633 | Optical disk, optical disk recording method, optical disk recording device, and integrated circuit | Harumitsu Miyashita, Naohiro Kimura | 2018-06-19 |
| 9978421 | Optical disk device and large-scale optical disk device | Yoshihisa Takahashi, Junichi Minamino | 2018-05-22 |
| 9934815 | Optical disc apparatus and optical disc reproduction method | Yasumori Hino | 2018-04-03 |
| 9754619 | Optical disc apparatus controlling irradiation position based on cross-correlation value between reproduction signal and decoded signal | — | 2017-09-05 |
| 9741383 | Optical disk recording method, optical disk apparatus, and optical disk medium | Yasumori Hino, Harumitsu Miyashita, Junichi Minamino, Yoshihisa Takahashi | 2017-08-22 |
| 9691426 | Optical device and optical disc recording or reproducing method for optical disc including BCA having zone format identifier | Harumitsu Miyashita | 2017-06-27 |
| 9680526 | Phase error detector and optical disc device | Junichi Minamino | 2017-06-13 |
| 9570102 | Information recording and reproducing apparatus and information recording and reproducing method | Isao Kobayashi, Yasumori Hino | 2017-02-14 |
| 9496985 | Decoding system and decoding method | Tsuyoshi Nakasendo, Yasumori Hino, Yuji Takagi | 2016-11-15 |
| 9495999 | Phase error detector and optical disc device | Junichi Minamino | 2016-11-15 |
| 9495994 | Optical disc capable of recording address information with the same modulation on sides of adjacent grooves | Junichi Minamino, Harumitsu Miyashita | 2016-11-15 |
| 9454985 | Optical disc medium and optical disc device | Junichi Minamino, Harumitsu Miyashita | 2016-09-27 |
| 9401172 | Optical disc medium and optical disc device | Junichi Minamino, Harumitsu Miyashita | 2016-07-26 |
| 9177596 | Decoding device and decoding method | Yasumori Hino, Yuji Takagi, Tsuyoshi Nakasendo | 2015-11-03 |
| 9063871 | Decoding device and decoding method | Tsuyoshi Nakasendo, Yasumori Hino, Yuji Takagi | 2015-06-23 |
| 8953426 | Information reproducing apparatus and information reproducing method | Harumitsu Miyashita, Yasumori Hino | 2015-02-10 |
| 8797832 | Decoding method and decoding device | — | 2014-08-05 |