Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7293789 | Wide power range bicycle with positive intuitive gear shifting system | — | 2007-11-13 |
| 4666174 | Wide powerful range bicycle | — | 1987-05-19 |
| 4421334 | High speed cycle | — | 1983-12-20 |
| 4300784 | Efficient, versatile oscillating pedal cycle | — | 1981-11-17 |
| 4272096 | Powerful oscillating pedal bicycle | — | 1981-06-09 |
| 4226435 | Bicycle seat adjustable during ride | — | 1980-10-07 |