Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10044923 | Apparatus and method for information processing and program | Kazuma Tsukuda, Nobuhiro Tsurumaki, Masaki Demizu, Masafumi Suzuki, Yoichi Kasahara +3 more | 2018-08-07 |
| 9509955 | Apparatus and method for information processing and program | Kazuma Tsukuda, Nobuhiro Tsurumaki, Masaki Demizu, Masafumi Suzuki, Yoichi Kasahara +3 more | 2016-11-29 |
| 9491410 | Apparatus and method for information processing and program | Kazuma Tsukuda, Nobuhiro Tsurumaki, Masaki Demizu, Masafumi Suzuki, Yoichi Kasahara +3 more | 2016-11-08 |
| 7165826 | Image forming apparatus | Fujio Kosaka, Katsunori Kumai, Toshihiro Kitahara, Hiroshi Hashi | 2007-01-23 |
| 6902254 | Printer system which uses a plurality of print heads and which controls the print heads with a simple configuration to achieve high accuracy image printing | Toshihiro Kitahara, Hiroshi Hashi, Fujio Kosaka, Katsunori Kumai | 2005-06-07 |
| 5726966 | Optical recording medium reproducing apparatus using edge detecting technique | — | 1998-03-10 |
| 5583836 | Optical recording/reproducing apparatus capable of multi-track access for simultaneous multitrack recording/reproduction | Takao Rokutan, Mitsuo Oshiba, Takefumi Sakurada, Naoaki Tani | 1996-12-10 |
| 5568458 | Optical information recording and reproducing apparatus in which reproducing light is used to perform servo control having no offset at recording mode | Naoaki Tani, Takao Rokutan, Mitsuo Oshiba, Takefumi Sakurada | 1996-10-22 |
| 5511051 | Optical recording/reproducing apparatus capable of multi-track access for simultaneous multirack recording/reproduction | Takao Rokutan, Mitsuo Oshiba, Takefumi Sakurada, Naoaki Tani | 1996-04-23 |
| 5438563 | Optical information recording/reproducing device which simultaneously reproduces information from plural tracks and optical information recording/reproducing method | Mitsuo Oshiba, Takefumi Sakurada, Naoaki Tani, Takao Rokutan | 1995-08-01 |
| 5402399 | Apparatus and method for reproducing information data from optical cards | Mitsuo Oshiba, Takefumi Sakurada, Naoaki Tani, Takao Rokutan | 1995-03-28 |
| 5400308 | Optical information recording/reproducing device capable of recording information on a moving medium and reproducing information by using reproducing light beams | Takao Rokutan, Mitsuo Oshiba, Takefumi Sakurada, Naoaki Tani | 1995-03-21 |
| 5398225 | Optical information recording/regenerating apparatus and track scanning method for an optical information recording/regenerating apparatus | Takao Rokutan, Mitsuo Oshiba, Takefumi Sakurada, Naoaki Tani | 1995-03-14 |
| 5394385 | Optical information recording/reproducing apparatus for performing positioning of recording/reproducing spot by selection of pairs of photo detecting elements | Takefumi Sakurada, Naoaki Tani, Takao Rokutan, Mitsuo Oshiba, Akira Shirai | 1995-02-28 |
| 5291463 | Optical card reproducing apparatus for reproducing information with a two-dimensional solid-state imaging device | Kaori Ichikawa | 1994-03-01 |