Issued Patents All Time
Showing 1–20 of 20 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9064095 | Content use control device, recording device, reproduction device, recording medium, and content use control method | Yukitaka Shimizu, Ryoji Ohno | 2015-06-23 |
| 8307448 | Storage device, storage method, and image display device | Yukitaka Shimizu, Ryoji Ohno | 2012-11-06 |
| 8170399 | Recording device and method | Yukitaka Shimizu, Shinjiro Kihara | 2012-05-01 |
| 8108314 | Content use control device, recording device, reproduction device, recording medium, and content use control method | Yukitaka Shimizu, Ryoji Ohno | 2012-01-31 |
| 6693714 | Position sensor for movable body and optical interferometer | Fumio Akikuni, Eiichi Sano | 2004-02-17 |
| 6690977 | Data processor and data processing method for wavemeter | Kenji Mogi | 2004-02-10 |
| 6643603 | Chromatic dispersion distribution measurement apparatus and method for the same | Shoichi Aoki | 2003-11-04 |
| 6593727 | Data processor and data processing method for wavemeter | Kenji Mogi | 2003-07-15 |
| 6594005 | Chromatic dispersion distribution measurement apparatus, method and storage medium for the same | Shoichi Aoki | 2003-07-15 |
| 6594019 | Data processor and data processing method for wavemeter | Kenji Mogi | 2003-07-15 |
| 6580499 | Chromatic dispersion distribution measurement apparatus and method for the same | Shoichi Aoki | 2003-06-17 |
| 6580500 | Chromatic dispersion distribution measurement apparatus and method for the same | Shoichi Aoki | 2003-06-17 |
| 6570658 | Optical part driving device incorporated into a detachable block and optical interferometer including same | Fumio Akikuni, Eiichi Sano | 2003-05-27 |
| 6504613 | Optical interferometer with a casing and an optical part that is movable with respect to the casing | Fumio Akikuni, Eiichi Sano | 2003-01-07 |
| 6108465 | Optical pulse generator | Rikihiro Iida, Yoshihiro Kumagai, Yuka Asahina, Masataka Nakazawa, Eiji Yoshida | 2000-08-22 |
| 6101021 | Optical pulse generator | Yoshihiro Kumagai, Rikihiro Iida, Masataka Nakazawa, Eiji Yoshida | 2000-08-08 |
| 5383210 | Optical phase locked loop circuit | — | 1995-01-17 |
| 5191387 | Polarization control system | Toshiyuki Takeda, Satoshi Matsuura | 1993-03-02 |
| 5159400 | Apparatus for testing optical fiber by using detector having virtually broadened dynamic range | Toshiyuki Takeda, Satoshi Matsuura | 1992-10-27 |
| 4253930 | Process for electrodepositing cationic compositions | Yasuyuki Tsuchiya, Kastuyoshi Yamasoe | 1981-03-03 |