Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4976424 | Load control for exercise device | Bruce A. Sargeant, Mark J. Hoffenberg, Rob Reasons | 1990-12-11 |
| 4955600 | Bicycle support and load mechanism | Mark J. Hoffenberg | 1990-09-11 |
| 4951937 | Load mechanism for exercise devices | Mark J. Hoffenberg | 1990-08-28 |
| 4938475 | Bicycle racing training apparatus | Bruce A. Sargeant, Mark J. Hoffenberg, Rob Reasons | 1990-07-03 |
| D304963 | Bicycle exercise stand | Bruce A. Sargeant, Robert Reasons, Mark J. Hoffenberg, James Lindsay | 1989-12-05 |
| 4834363 | Bicycle racing training apparatus | Bruce A. Sargeant, Mark J. Hoffenberg, Rob Reasons | 1989-05-30 |
| 4815730 | Bicycle support and load mechanism | Mark J. Hoffenberg | 1989-03-28 |