Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9800155 | DC-DC converter | — | 2017-10-24 |
| 6529468 | Optical disk driving device having a clamper for correcting warpage of an optical disk | Yosuke Noda, Yuji Ariyoshi, Katsuhiko Koshino, Kiyoshi Ishioka | 2003-03-04 |
| 6347069 | Optical pickup device and production method of optical pickup device components | Masanao Wakikawa, Toru Tanaka, Kiyoshi Ishioka | 2002-02-12 |
| 6335914 | Optical disc device | Toru Tanaka, Yuji Ariyoshi, Masanao Wakikawa, Kiyoshi Ishioka | 2002-01-01 |
| 6252840 | Disk changer comprising spindle drive means for a holding claw | Seizo Miyoshi, Masahiko Nakamura, Yukio Morioka | 2001-06-26 |
| 6041274 | Positional deviation detecting device for a mobile body and position correcting apparatus for a working machine mounted on a mobile body | Masanao Murata, Yutaka Nakai, Katsumi Yasuda, Tsukasa Sugino, Susumu Nakagawa +1 more | 2000-03-21 |
| 5771213 | Disc changer | Katsuhiko Koshino | 1998-06-23 |
| 5636199 | Automatic disc changer for retrieving a lowermost disc from a stack of stored discs and returning the disc to the top of the stack | Yuji Ariyoshi | 1997-06-03 |
| 5568030 | Travel control method, travel control device, and mobile robot for mobile robot systems | Yuji Nishikawa | 1996-10-22 |
| 5488277 | Travel control method, travel control device, and mobile robot for mobile robot systems | Yuji Nishikawa | 1996-01-30 |
| 5329450 | Control method for mobile robot system | — | 1994-07-12 |
| 5220263 | Charging control system for moving robot system | Hidemitsu Tabata, Teppei Yamashita, Masanao Murata | 1993-06-15 |
| 5179329 | Travel control method, travel control device, and mobile robot for mobile robot systems | Yuji Nishikawa | 1993-01-12 |
| 4982329 | Self-contained unmanned vehicle | Hidemitsu Tabata, Teppei Yamashita, Yuji Nishikawa | 1991-01-01 |
| 4979674 | Fuel injector | Shigeo Taira, Fumitsugu Yoshizu, Akira Kunishima | 1990-12-25 |
| 4939651 | Control method for an unmanned vehicle (robot car) | — | 1990-07-03 |
| 4527283 | Character information separating apparatus for printed character reading systems | Koji Ito, Hisao Hayashi | 1985-07-02 |