Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12304503 | Vehicle orientation estimation system and vehicle orientation estimation method | Zihan Yu, Kota Irie, Tatsuhiko Monji | 2025-05-20 |
| 11845377 | In-vehicle system and in-vehicle device | Tatsuhiko Monji | 2023-12-19 |
| 11325522 | Automatic light system | Zihan Yu, Tatsuhiko Monji | 2022-05-10 |
| 11167687 | Object detection system | Tatsuhiko Monji | 2021-11-09 |
| 9286929 | Multilayered optical disk and its recording method | Harukazu Miyamoto, Koichi Watanabe, Yutaka Nagai, Koichiro Nishimura | 2016-03-15 |
| 9105274 | Optical disc inspection method in optical disc library apparatus and optical disc library apparatus | — | 2015-08-11 |
| 8908484 | Recording/reproducing device and optical disk library device | Tomomi Okamoto, Shinji Fujita, Masayuki Kobayashi | 2014-12-09 |
| 8493827 | Optical disc and optical disc apparatus | Shinji Fujita, Kenji Akahoshi, Koichiro Nishimura | 2013-07-23 |
| 8472297 | Optical disc apparatus, information recording method, and optical disc | — | 2013-06-25 |
| 8335140 | Optical disc drive for recording or reproducing data on a multilayer optical disc with a layer identification region | Manabu Shiozawa | 2012-12-18 |
| 8289822 | Optical disc reproducing apparatus for implementing an optical recording and reproducing method for multi-layer optical discs | Takeyoshi Kataoka, Yoshinori Ishikawa, Yutaka Nagai, Kenji Akahoshi | 2012-10-16 |
| 8284648 | Optical disk recording apparatus | Koichiro Nishimura, Junya Iizuka, Manabu Katsuki | 2012-10-09 |
| 8004957 | Recording and reproducing method and recording and reproducing apparatus | Koichi Watanabe, Koichiro Nishimura | 2011-08-23 |
| 7944790 | Optical disc apparatus and data recording method thereof | Yasuhiro Wada, Koichi Watanabe, Toshio Shoji, Naohito Ikeda | 2011-05-17 |
| 7885160 | Method of recording information on and reproducing information from optical disk and apparatus for the same | Koichi Watanabe, Naohito Ikeda, Toshio Shoji, Yasuhiro Wada | 2011-02-08 |
| 7649821 | Disk discriminating method and optical disk apparatus | — | 2010-01-19 |
| 7391695 | Information recording systems and methods utilizing controlled mark-length | Tsuyoshi Toda | 2008-06-24 |
| 7355941 | Information recording method and optical disk apparatus for recording information on a recording-type optical disk | Atsushi Saito | 2008-04-08 |
| 7130256 | Mark-length information recording system | Tsuyoshi Toda | 2006-10-31 |