Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6516911 | Unitary power module for electric bicycles, bicycle combinations and vehicles | Richard A. Mayer, Seth A. Terr, Devin S. Bank, Malcolm R. Currie | 2003-02-11 |
| 6269898 | Unitary power module for electric bicycles, bicycle combinations and vehicles | Richard A. Mayer, Seth A. Terr, Devin S. Bank, Malcolm R. Currie | 2001-08-07 |
| 5937964 | Unitary power module for electric bicycles, bicycle combinations and vehicles | Richard A. Mayer, Seth A. Terr, Devin S. Bank, Malcolm R. Currie | 1999-08-17 |
| 5865267 | Direct drive power assist apparatus for a bicycle | Richard A. Mayer | 1999-02-02 |
| 5331266 | Cooperative differential drive system | Glenn R. Widmann | 1994-07-19 |