Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7456546 | Drive unit | Taketo Namikawa, Tomoyuki Yuasa, Yasuhiro Okamoto | 2008-11-25 |
| 6727635 | Driving device | Yasuhiro Okamoto, Ryuichi Yoshida | 2004-04-27 |
| 6628818 | Method for recognizing images of fine work pieces and pickup apparatus employing the method | Wen Jye Chang | 2003-09-30 |
| 6246151 | Drive device and apparatus incorporating the device | — | 2001-06-12 |
| 6147434 | Drive device using electromechanical transducer and apparatus equipped with the device | Satoshi Shinke, Ryuichi Yoshida, Yasuhiro Okamoto | 2000-11-14 |
| 6051909 | Drive device using electromechanical transducer | Satoshi Shinke, Yasuhiro Okamoto, Ryuichi Yoshida, Junji Fujita, Yoshitaka Sugimoto | 2000-04-18 |
| 5969464 | Drive device using electromechanical transducer and an apparatus employing the drive device | Satoshi Shinke, Ryuichi Yoshida, Yasuhiro Okamoto | 1999-10-19 |