Issued Patents All Time
Showing 1–24 of 24 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10923050 | Surface light source device and liquid crystal display unit | Tomio Aoki, Masatake Hayashi, Tadashi Morimoto | 2021-02-16 |
| 10650756 | Surface light source device and liquid crystal display unit | Tomio Aoki, Masatake Hayashi, Tadashi Morimoto | 2020-05-12 |
| 9398688 | Electroconductive stack body and display body employing the same | Yoshikazu Sato, Ozora Yoshino, Osamu Watanabe | 2016-07-19 |
| 8770773 | Light source device and display device | Tetsuyuki Yoshida, Naoji Nada, Yasushi Ito, Tsubasa Tsukahara | 2014-07-08 |
| 8313254 | Image pickup apparatus | Yoshihiro Oshima, Naoji Nada, Kazuhito Shimoda, Yasutoshi Katsuda, Hideaki Inoue +1 more | 2012-11-20 |
| 8301014 | Signal recording/reproducing method and apparatus, signal record medium and signal transmission/reception method and apparatus | Yoichiro Sako, Isao Kawashima, Yoshitomo Osawa, Akira Kurihara | 2012-10-30 |
| 8264447 | Display apparatus and method for controlling a backlight with multiple light sources of a display unit | Kazuto Kimura, Masatake Hayashi | 2012-09-11 |
| 7658529 | Surface light source device and liquid crystal display unit | Tomio Aoki, Masatake Hayashi, Tadashi Morimoto | 2010-02-09 |
| 7428369 | Signal recording/reproducing method and apparatus, signal record medium and signal transmission/reception method and apparatus | Yoichiro Sako, Isao Kawashima, Yoshitomo Osawa, Akira Kurihara | 2008-09-23 |
| 6363209 | Signal recording/reproducing method and apparatus, signal record medium and signal | Yoichiro Sako, Isao Kawashima, Yoshitomo Osawa, Akira Kurihara | 2002-03-26 |
| 6345145 | Signal recording/reproducing method and apparatus, signal record medium and signal transmission/reception method and apparatus | Yoichiro Sako, Isao Kawashima, Yoshitomo Osawa, Akira Kurihara | 2002-02-05 |
| 6345146 | Signal recording/reproducing method and apparatus, signal record medium and signal transmission/reception method and apparatus | Yoichiro Sako, Isao Kawashima, Yoshitomo Osawa, Akira Kurihara | 2002-02-05 |
| 6256276 | Disk recording and reproducing apparatus and method for use in a rewritable type disk | Shoei Kobayashi, Toru Takeda, Tamotsu Yamagami | 2001-07-03 |
| 6192018 | Recordable disc and device for recording data in the same disc | Shoei Kobayashi | 2001-02-20 |
| 6172954 | Asymmetry compensation apparatus and reproduction apparatus for recordable disc | — | 2001-01-09 |
| 6067281 | Rewritable disc and device for recording data in the same disc | Shoei Kobayashi | 2000-05-23 |
| 6041029 | Disc apparatus | Michihiko Iida, Tetsuji Kawashima, Shoji Sato | 2000-03-21 |
| 6005839 | Data transmitting method, data recording apparatus, data record medium and data reproducing apparatus | Yoichiro Sako, Yoshitomo Osawa, Akira Kurihara, Isao Kawashima, Hideo Owa | 1999-12-21 |
| 5930367 | Apparatus for recording/reproducing or transmitting/receiving signal data having a portion of an error correction code replaced with other information and methods thereof | Yoshitomo Osawa, Yoichiro Sako, Akira Kurihara, Isao Kawashima | 1999-07-27 |
| 5793724 | Optical disk error-correcting code system correlating error correction with sector address | Takahiro Ichikawa, Kazuhiro Yasuda, Shigeharu Sato | 1998-08-11 |
| 5740140 | Data reproducting apparatus with controlled comparator for reducing connection error of main data with corresponding absolute time data | Yuji Arataki, Kenichi Kabasawa, Tohru Kadono | 1998-04-14 |
| 5623459 | Method and apparatus for error correcting reproduced data | Ryuichi Iwamura, Yoshiyuki Akiyama | 1997-04-22 |
| 5596558 | Data reproducing apparatus with controlled comparator for reducing connection error of main data with corresponding error correction decoded data | Yuji Arataki, Kenichi Kabasawa, Tohru Kadono | 1997-01-21 |
| 5416809 | Digital phase locked loop apparatus | Kazutoshi Shimizume | 1995-05-16 |