Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11654311 | Trunk control systems and wheelchairs comprising same | Andrew H. Hansen, Stuart Fairhurst, Gregory O. Voss, Urs Schneider | 2023-05-23 |
| 10744362 | Exercise machine | Andrew H. Hansen, Eric Nickel, John E. Ferguson, Stuart Fairhurst | 2020-08-18 |
| 10695239 | Collapsible manual wheelchair system for improved propulsion and transfers | Andrew H. Hansen, Eric Nickel | 2020-06-30 |
| 10588795 | Manual wheelchair system for improved propulsion and transfers | Andrew H. Hansen | 2020-03-17 |
| 10018298 | Exercise machine and method for use in a supine position | Andrew H. Hansen, Eric Nickel, John E. Ferguson | 2018-07-10 |
| 9980863 | Collapsible manual wheelchair system for improved propulsion and transfers | Andrew H. Hansen, Eric Nickel | 2018-05-29 |
| 9795522 | Collapsible manual wheelchair system for improved propulsion and transfers | Andrew H. Hansen, Eric Nickel | 2017-10-24 |
| 9788792 | System for screening skin condition for tissue damage | Andrew H. Hansen, Eric Nickel, John E. Ferguson | 2017-10-17 |
| 9445958 | Manual wheelchair system for improved propulsion and transfers | Andrew H. Hansen | 2016-09-20 |
| 9301688 | System for screening the skin condition of the plantar surface of the feet | Andrew H. Hansen, Eric Nickel | 2016-04-05 |
| 9101520 | Mobile manual standing wheelchair | Andrew H. Hansen, Eric Nickel | 2015-08-11 |
| 9044369 | Mobile manual standing wheelchair | Andrew H. Hansen | 2015-06-02 |
| 8905421 | Manual wheelchair system for improved propulsion and transfers | Andrew H. Hansen | 2014-12-09 |
| 5033460 | Gravity lumbar traction device and treatment method | — | 1991-07-23 |
| 4896659 | Gravity lumbar traction device | — | 1990-01-30 |
| 4809971 | Sit-up exercise device | — | 1989-03-07 |