Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9416241 | Composition for sportswear and foam thereof | Taro Ozaki, Toshiyuki Funayama, Toyofumi Otaka, Koshiro Hamaguchi, Motoki Kitagawa | 2016-08-16 |
| 8871118 | Semi-conductive rubber composition and vulcanizate thereof | Yoritaka Yasuda, Toyofumi Otaka, Koushiro Hamaguchi | 2014-10-28 |
| 8530587 | Vulcanizable rubber composition for use in an air spring and rubber formed product for use in an air spring | Yasuo Matoba, Motoki Kitagawa | 2013-09-10 |
| 4734633 | Speed control apparatus for a synchronous motor | Naoshi Miura | 1988-03-29 |
| 4631523 | Pulse generator | Shigenori Igarashi | 1986-12-23 |
| 4529922 | Resolver-type rotational positioning arrangement | — | 1985-07-16 |
| 4484129 | Speed control apparatus for polyphase induction motors | — | 1984-11-20 |
| 4481468 | Velocity detecting apparatus having a two-phase resolver | Naoshi Miura | 1984-11-06 |
| 4450395 | System for controlling synchronous motors | Akira Kawamura | 1984-05-22 |
| 4384242 | Speed control systems of synchronous motors | — | 1983-05-17 |