Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7537098 | Electromagnetic clutch | Shigeru Ito, Hirokazu Ichinose, Motoaki Yoshida | 2009-05-26 |
| 7311188 | Electromagnetic clutch | Motoaki Yoshida, Hirokazu Ichinose, Shigeru Ito, Takao Shimoyama | 2007-12-25 |
| 7178653 | Electromagnetic clutch | Hirokazu Ichinose, Shigeru Ito | 2007-02-20 |
| 4819778 | Engagement device for an electromagnetic spring-wound clutch | Susumu Ujiie, Takeshi Koitabashi | 1989-04-11 |
| 4301906 | Electromagnetic clutches | — | 1981-11-24 |
| 4243128 | Electromagnetic clutches | — | 1981-01-06 |
| 4227600 | Electromagnetic clutches | — | 1980-10-14 |