Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6566837 | Position controller for motor | Wennong Zhang, Yasuhiko Kaku, Masaru Nakano | 2003-05-20 |
| 6515442 | Position controller | Wennong Zhang, Yasuhiko Kaku, Kenichi Murata | 2003-02-04 |