Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 5900709 | Rotation control device | Hidehiro Kanda, Tadayoshi Ikeda, Tadashi Miwa, Masahiro Makita | 1999-05-04 | |
| 4585979 | Three-phase brushless motor having auxiliary magnetic pole on rotor | Satoshi Sakamoto | 1986-04-29 | $301,000 |
| 4529900 | Brushless motor | — | 1985-07-16 | $208,000 |
| 4455515 | Control circuit of brushless DC motor | — | 1984-06-19 | $265,000 |
| 4446406 | Brushless DC motor driving circuit | — | 1984-05-01 | $306,000 |
| 4412159 | Drive circuit for an alternate phase brushless DC motor | — | 1983-10-25 | $235,000 |
| 4385265 | Drive circuit for brushless DC motor | — | 1983-05-24 | $250,000 |
| 4282464 | Reversible drive circuit for brushless DC motor | — | 1981-08-04 | $1,170,000 |
| 4217508 | DC motor | — | 1980-08-12 | $275,000 |