Issued Patents All Time
Showing 26–50 of 51 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9672860 | Recording/reproducing apparatus | Kazuo Watabe, Akihito Ogawa, Takashi Usui | 2017-06-06 |
| 9598023 | Bicycle-fork support device | Daisuke Kisaka, Yasutaka Usuki, Suguru Uejima | 2017-03-21 |
| 9538165 | Image display apparatus | Shinichi Tatsuta, Hidefumi Takamine, Hiroshi Hasegawa | 2017-01-03 |
| 9459090 | Optical delay apparatus and optical coherence tomography apparatus | Shinichi Tatsuta, Hiroshi Hasegawa, Hidefumi Takamine | 2016-10-04 |
| 9195028 | Optical element, imaging lens unit, image pickup apparatus | Masashi Nishimoto, Takahiro Tomaru | 2015-11-24 |
| 9104019 | Eyepiece lens and display unit | — | 2015-08-11 |
| 9087523 | Information recording medium, information reproducing apparatus, management information reproducing method, information recording/reproducing apparatus and identification information reproducing/recording method | Akihito Ogawa, Kazuo Watabe, Takashi Usui, Hidefumi Takamine, Kazuaki Doi +1 more | 2015-07-21 |
| 9064506 | Writable information recording and reproducing apparatus | Kazuo Watabe, Chikara Tanioka, Akihito Ogawa, Takashi Usui, Kazuaki Doi | 2015-06-23 |
| 9001438 | Imaging lens and imaging device | — | 2015-04-07 |
| 8995045 | Image display apparatus | Shinichi Tatsuta, Hiroshi Hasegawa, Takahiro Kamikawa, Taisuke Ogoshi, Toru Kambayashi +2 more | 2015-03-31 |
| 8953254 | Image pickup lens and image pickup unit | Yasuhide Nihei | 2015-02-10 |
| 8630157 | Data reproducing apparatus | Kazuo Watabe, Akihito Ogawa, Takashi Usui | 2014-01-14 |
| 8614936 | Pickup head, information recording method and reproducing method | Kazuo Watabe, Takashi Usui, Chikara Tanioka, Akihito Ogawa, Kazuaki Doi | 2013-12-24 |
| 8593926 | Information storage device, information recording medium, and information storage method | Kazuo Watabe, Kazuto Kuroda, Takashi Usui | 2013-11-26 |
| 8582413 | Optical pickup and optical disk apparatus | Chikara Tanioka, Kazuo Watabe, Akihito Ogawa, Takashi Usui, Kazuaki Doi | 2013-11-12 |
| 8576499 | Imaging lens and imaging apparatus | — | 2013-11-05 |
| 8553508 | Focus servo control device, and information recording/reproducing device using the same | Takashi Usui, Kazuo Watabe, Chikara Tanioka, Akihito Ogawa, Kazuaki Doi | 2013-10-08 |
| 8542566 | Holographic recording method detecting displacement of a holographic recording medium, and recording and reproduction apparatus | Takashi Usui, Kazuo Watabe | 2013-09-24 |
| 8514410 | Displacement detection device and method | Kazuo Watabe, Takashi Usui, Akihito Ogawa, Yasuhito Ueda, Shinichi Tatsuta +1 more | 2013-08-20 |
| 8498064 | Imaging lens and imaging apparatus | — | 2013-07-30 |
| 8437236 | Optical information recording/reproducing apparatus and method | Shinichi Tatsuta, Masataka Shiratsuchi, Yuji Kubota | 2013-05-07 |
| 7965455 | Image pickup lens and image pickup apparatus | — | 2011-06-21 |
| 6829256 | Fiber laser apparatus as well as optical multi/demultiplexer and image display apparatus therefor | Tooru Sugiyama, Naoki Akamatsu, Kiyoyuki Kawai | 2004-12-07 |
| 6650677 | Up-conversion laser | Ken-ichi Itoh, Kiyoyuki Kawai, Ritsuo Yoshida | 2003-11-18 |
| 6320885 | Upconversion fiber laser apparatus | Kiyoyuki Kawai, Ritsuo Yoshida, Ken Itou | 2001-11-20 |