Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8157280 | Manually powered drive mechanism with steering member and vehicle employing same | — | 2012-04-17 |
| 7753386 | Steering mechanism and method for a manually powered vehicle | — | 2010-07-13 |
| 7195264 | Manually powered vehicle having improved steering | — | 2007-03-27 |
| 6764089 | Manually powered drive mechanism and vehicle employing same | — | 2004-07-20 |