Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4855652 | Speed control apparatus for a brushless direct current motor | Koujirou Yamashita, Stunehiro Endo, Kunio Miyashita, Kenichi Iizuka | 1989-08-08 |
| 4712050 | Control system for brushless DC motor | Kiyoshi Nagasawa, Toru Inoue | 1987-12-08 |
| 4502290 | Air conditioner | Akio Suzuki, Mitsuo Akiyama, Shigeyasu Suzuki, Yasunori Tominaga, Michihisa Arakawa | 1985-03-05 |