Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6700290 | Brush assembly with axially spaced brush arms which have different resonant frequencies | — | 2004-03-02 |
| 5140205 | Temperature control in an electric motor | — | 1992-08-18 |
| D325560 | Electric motor | — | 1992-04-21 |
| 5097170 | Brushless D.C. electric motor | — | 1992-03-17 |
| 4893043 | Brush protection in an electric motor | — | 1990-01-09 |
| 4876474 | Commutator | Patrick Wang | 1989-10-24 |
| 4855632 | Assembled commutators | — | 1989-08-08 |
| 4851729 | Electric motor | — | 1989-07-25 |
| 4829254 | Electric motor with velocity indicating device | — | 1989-05-09 |
| 4812693 | Solderless connection for an electric motor | — | 1989-03-14 |
| 4769627 | Armature coil commutator connector | — | 1988-09-06 |
| 4728835 | Electric motors | — | 1988-03-01 |
| 4705972 | Solderless electrical connection in a motor | — | 1987-11-10 |