Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8860558 | Remote control device and communication system | — | 2014-10-14 |
| 8452502 | Driving recorder | Akihiro Hashimoto, Hiroji Kohsaka, Masatomo Ishikura | 2013-05-28 |
| 8284645 | Cyclic memory and disc device | — | 2012-10-09 |
| 7869314 | Disc control device | Hirotsugu Taniguchi | 2011-01-11 |
| 7676306 | Vehicle behavior analysis system | Noboru Kubo, Toshihiro Arai, Tatsuya Kobayashi, Sou Kitajima, Kazuki Yamaguchi +2 more | 2010-03-09 |
| 6396799 | Optical disk drive device using an optical disk having a continuous information track formed of alternating land/groove revolutions | Masato Nagasawa, Kazuhiko Nakane, Kouichi Komawaki | 2002-05-28 |
| 6275466 | Optical disk and optical disk drive device | Masato Nagasawa, Kazuhiko Nakane, Kouichi Komawaki | 2001-08-14 |
| 6236637 | Optical disk and optical disk drive device | Masato Nagasawa, Kazuhiko Nakane, Kouichi Komawaki | 2001-05-22 |
| 6147961 | Optical disk and optical disk drive device | Masato Nagasawa, Kazuhiko Nakane, Kouichi Komawaki | 2000-11-14 |
| 6069869 | Optical disk and optical disk drive device | Masato Nagasawa, Kazuhiko Nakane, Kouichi Komawaki | 2000-05-30 |
| 5892740 | Optical disk drive and optical disk having address pits for sectors in land and groove tracks | Masato Nagasawa, Kouichi Komawaki | 1999-04-06 |
| 5867474 | Optical disk having a continuous information track formed of alterating land/groove revolutions and optical disk drive | Masato Nagasawa, Kazuhiko Nakane, Kouichi Komawaki | 1999-02-02 |
| 5859820 | Optical disk drive and optical disk having a continuous information track formed of alternating land and groove revolutions | Masato Nagasawa, Kouichi Komawaki, Yoshinobu Ishida | 1999-01-12 |
| 5848050 | Optical disk having a continuous recording track formed of alternating land and groove revolutions | Masato Nagasawa, Kazuhiko Nakane, Koiti Komawaki, Yoshinobu Ishida | 1998-12-08 |
| 5754506 | Optical disk drive and optical disk having address pits for sectors in land and groove tracks | Masato Nagasawa, Kouichi Komawaki | 1998-05-19 |
| 5517299 | Apparatus and method for examining key plates | Tatsuo Teratani, Yasuo Mishima | 1996-05-14 |