Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10950452 | Seasoning method and etching method | Yoshio Ishikawa, Takashi Enomoto | 2021-03-16 |
| 9412607 | Plasma etching method | Tomiko Kamada, Akinori Kitamura, Hiroto Ohtake, Yuji Otsuka, Masayuki Kohno +2 more | 2016-08-09 |
| D714730 | Terminal block | — | 2014-10-07 |
| 6912190 | Optical disc apparatus and method for reading information from an optical disk having tracks and spaces between the tracks on which address information is recorded | Chikashi Inokuchi, Kenji Koishi, Kohjyu Konno, Mitsuhiko Oohta, Takashi Kawai | 2005-06-28 |
| 6856586 | Recording clock generating device and method thereof | Makoto Usui, Hironori Deguchi, Takahiro Ochi, Yasuhiro Ueki, Mitsuhiko Ohta | 2005-02-15 |
| 6754157 | Recording and/or reproducing apparatus and recording and/or reproducing method capable of detecting a land pre-pit on disc securely at a high precision | — | 2004-06-22 |
| 6728178 | Semiconductor laser control method and semiconductor laser control device | Kenji Koishi, Yoshiyuki Miyabata, Makoto Usui, Kohjyu Konno, Yasuhiro Ueki +2 more | 2004-04-27 |
| 6700847 | Recording/reproducing apparatus and method using accurate recording/reproducing clock signal | — | 2004-03-02 |
| 6657935 | Method and apparatus for recording information on recording medium | Hideharu Eguchi, Yasuhiro Ueki, Osamu Yanagisawa, Kenji Koishi, Makoto Usui +2 more | 2003-12-02 |
| 6477127 | Recording/playback apparatus capable of carrying out linking on optical disk, and optical disk recorded with linked data | Yuichi Hasegawa, Ken Miyazaki | 2002-11-05 |
| 6456573 | Information recording and reproducing apparatus | Yasuhiro Ueki, Osamu Yanagisawa, Chikashi Inokuchi, Yuuichi Kamioka, Kohjyu Konno | 2002-09-24 |
| 6146217 | Terminal unit | — | 2000-11-14 |
| 5993245 | Terminal structure | — | 1999-11-30 |
| 5905703 | Optical disk apparatus having an improved tracking control system | — | 1999-05-18 |
| 5442604 | Access control device | — | 1995-08-15 |
| 5291464 | Speed and position control apparatus for positioning a movable object | — | 1994-03-01 |
| 5087997 | Position control system for read/write device | Keiichi Kaneko | 1992-02-11 |
| 4623943 | Head positioning apparatus using a DC motor | Susumu Sakakibara, Hideo Nomura | 1986-11-18 |