Issued Patents All Time
Showing 26–47 of 47 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7495606 | Positioning information processing apparatus, information processing apparatus, method of processing positioning information, and program | Baiping Liao | 2009-02-24 |
| 7333054 | Information processing device, power supply control method, and computer program | Baiping Liao | 2008-02-19 |
| 7301686 | Optically controlled optical-path-switching apparatus, and method of switching optical paths | Norio Tanaka, Takashi Hiraga, Nobutaka Tanigaki, Toshiko Mizokuro, Noritaka Yamamoto +1 more | 2007-11-27 |
| 7215491 | Optical path switching device and method | Takashi Hiraga, Toshiko Mizokuro, Noritaka Yamamoto, Hiroyuki Mochizuki, Norio Tanaka | 2007-05-08 |
| 7155974 | Inertia sensor unit | Kazutaka Saito, Akira Nakamuta, Fumiki Sato, Satoshi Hiyama | 2007-01-02 |
| 7078072 | Method of modifying surface layer of molded resin and apparatus for modifying surface layer of molded resin | Takashi Hiraga, Tetsuo Moriya, Qiying Chen, Junji Tominaga, Nobufumi Atoda +3 more | 2006-07-18 |
| 7041332 | Modification method of surface layer of molded resin article, and modification apparatus of surface layer of molded resin article | Takashi Hiraga, Tetsuo Moriya, Qiying Chen, Junji Tominaga, Nobufumi Atoda +3 more | 2006-05-09 |
| 6473377 | OPTICAL DISC RECORD CARRIER WITH WOBBLED GROOVES THAT PERMIT RECORDING ON THE GROOVES AND LANDS, APPARATUS FOR MANUFACTURING SUCH A RECORD CARRIER, AND RECORDING AND/OR REPRODUCING APPARATUS FOR SUCH A RECORD CARRIER | Hideharu Eguchi, Atsushi Hosoda, Yasuhiro Ueki | 2002-10-29 |
| 6452710 | Optical element, optical control method and device using this optical element, and method of manufacturing optical element | Takashi Hiraga, Tetsuo Moriya, Norio Tanaka, Hiromitsu Yanagimoto, Koji TSUJITA | 2002-09-17 |
| 6355311 | Method for making an optical recording medium and an optical recording medium obtained by the method | Kouji Tsujita, Norio Tanaka | 2002-03-12 |
| 6324992 | Hybrid carrying truck | Akira Morikiyo, Susumu Kawano | 2001-12-04 |
| 6292458 | Optical disc record carrier with wobbled grooves that permit recording on the grooves and lands, apparatus for manufacturing such a record carrier, and recording and/or reproducing apparatus for such a record carrier | Hideharu Eguchi, Atsushi Hosoda, Yasuhiro Ueki | 2001-09-18 |
| 6265708 | Method and apparatus for controlling photointensity and/or luminous flux density of a signal light | Norio Tanaka, Shigeru Takarada, Hiromitsu Yanagimoto, Masakatsu Kai | 2001-07-24 |
| 6031808 | Optical disc, formed from joining individual discs and method and apparatus for manufacturing and using such optical disc | — | 2000-02-29 |
| 5880862 | Optical computer | Takashi Hiraga, Tetsuo Moriya, Norio Tanaka | 1999-03-09 |
| 5777776 | Full optical type optical element | Takashi Hiraga, Tetsuo Moriya, Norio Tanaka | 1998-07-07 |
| 4886155 | 90 degrees turning device with means for constant angular velocity | Keiji Toyonaga | 1989-12-12 |
| 4521876 | Focusing state monitoring apparatus in optical recording apparatus | — | 1985-06-04 |
| 4486791 | Apparatus for optically reproducing signals recorded on a rotating recording medium | Yoshiyo Wada, Hisao Kinjo, Yoshihiko Honjo, Kazuo Tatsuguchi, Juichi Shikunami | 1984-12-04 |
| 4420827 | Disc reproducing system | Yoshiyo Wada, Hisao Kinjo | 1983-12-13 |
| 4327430 | Information signal recording medium of rotary type with overlapped tracks | Yoshiyo Wada, Hisao Kinjo | 1982-04-27 |
| 4209793 | Apparatus for optically recording signals on a recording medium | — | 1980-06-24 |