Issued Patents All Time
Showing 1–25 of 25 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7221068 | Insulated motor core and method for producing same | Kesao Suzuki | 2007-05-22 |
| 7176167 | Vibration resistant bearing | Motoharu Akiyama | 2007-02-13 |
| 7118460 | Finishing method for stepping motor stator stack and rotor stack | Takae Matsuda, Takashi Toda | 2006-10-10 |
| 6951423 | Sintered bearing and production method therefor | Katsutoshi Nii | 2005-10-04 |
| 6942547 | Finishing method for stepping motor stator stack and rotor stack | Takae Matsuda, Takashi Toda | 2005-09-13 |
| 6932681 | Cleaning method and cleaning device for fluid dynamic bearings component | Kesao Suzuki | 2005-08-23 |
| 6887288 | Superfinishing grindstone | Kazuo Hokkirigawa, Motoharu Akiyama | 2005-05-03 |
| 6846109 | Sintered bearing and production method therefor | Jun Hirose, Katsutoshi Nii | 2005-01-25 |
| 6846355 | Road paving material and method | Kazuo Hokkirigawa, Jun Hirose | 2005-01-25 |
| 6821433 | Water purification method | Kazuo Hokkirigawa, Motoharu Akiyama | 2004-11-23 |
| 6783433 | Polishing-washing method | Kazuo Hokkirigawa, Motoharu Akiyama | 2004-08-31 |
| 6777042 | Deodorizing and absorbing material | Kazuo Hokkirigawa, Motoharu Akiyama | 2004-08-17 |
| 6775931 | Stud and shoe provided with the studs | Kazuo Hokkirigawa, Motoharu Akiyama | 2004-08-17 |
| 6746519 | Air cleaning filter | Kazuo Hokkirigawa, Motoharu Akiyama | 2004-06-08 |
| 6725574 | Shoe midsole, method for preparing same and shoes using same | Kazuo Hokkirigawa, Motoharu Akiyama | 2004-04-27 |
| 6689729 | Powder detergent | Kazuo Hokkirigawa, Motoharu Akiyama | 2004-02-10 |
| 6673762 | Contaminated surface polishing-washing detergent composition | Kazuo Hokkirigawa, Motoharu Akiyama | 2004-01-06 |
| 6670318 | Liquid cleanser | Kazuo Hokkirigawa, Motoharu Akiyama | 2003-12-30 |
| 6494928 | Polishing compound for sheet metal coating | Kazuo Hokkirigawa, Motoharu Akiyama | 2002-12-17 |
| 6124651 | Method for driving stepping motor of multiphase hybrid type | Kenji Yoshida | 2000-09-26 |
| 5747898 | Method for driving stepping motor of multiphase hybrid type | Kenji Yoshida | 1998-05-05 |
| 5726510 | Method for driving stepping motor of multiphase hybrid type | Kenji Yoshida | 1998-03-10 |
| 5510661 | Motor | Yutaka Daikuhara | 1996-04-23 |
| 5477120 | Method for driving stepping motor of multiphase hybrid type | Kenji Yoshida | 1995-12-19 |
| 5374865 | Multi-phase hybrid stepper motor | Kenji Yoshida | 1994-12-20 |