Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4855652 | Speed control apparatus for a brushless direct current motor | Koujirou Yamashita, Kunio Miyashita, Susumu Kashiwazaki, Kenichi Iizuka | 1989-08-08 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4855652 | Speed control apparatus for a brushless direct current motor | Koujirou Yamashita, Kunio Miyashita, Susumu Kashiwazaki, Kenichi Iizuka | 1989-08-08 |