Issued Patents All Time
Showing 1–25 of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12366288 | Boltless unitary ring gear-flange body | Richard Reid, John David | 2025-07-22 |
| 11713800 | Method of manufacturing boltless unitary ring gear-flange body | Richard Reid, John David | 2023-08-01 |
| 11454471 | Fire control lockout assembly for semiautomatic firearms providing single shot operation thereof | Earl L. Pittman | 2022-09-27 |
| 11103394 | Power assist apparatus for hand-propelled wheelchairs | — | 2021-08-31 |
| 10736799 | Power assist apparatus for hand-propelled wheelchairs | — | 2020-08-11 |
| 10327300 | Light source to darken a photochromic lens | — | 2019-06-18 |
| 10172750 | Power assist apparatus for hand-propelled wheelchairs | — | 2019-01-08 |
| 8251383 | Skateboard truck assembly | — | 2012-08-28 |
| 6547206 | Seat suspension for wheelchair | — | 2003-04-15 |
| 6357793 | Anti-tip wheel | Darryl R. Pauls | 2002-03-19 |
| 6352273 | Seat mounting assembly | — | 2002-03-05 |
| D451851 | Wheelchair frame | Danial E. Julian | 2001-12-11 |
| 6312000 | Wheelchair fender and method of mounting wheelchair fender | Darryl R. Pauls, Darin J. Trippensee | 2001-11-06 |
| 6250661 | Tilt system for a powered wheelchair seat | James M. Koerlin | 2001-06-26 |
| 6234732 | Tie down loop for motorized wheelchair | Darin J. Trippensee | 2001-05-22 |
| 6234507 | Suspension system for a wheelchair | Robert A. Taylor | 2001-05-22 |
| 6217050 | Adjustable footrest | Karen A. Hada | 2001-04-17 |
| 6145612 | Removable battery case with locking mechanism for a powered wheelchair | — | 2000-11-14 |
| 6135476 | Wheelchair seat support bracket | Darin J. Trippensee | 2000-10-24 |
| D429665 | Wheelchair suspension | — | 2000-08-22 |
| 6095271 | Battery mounting system for a powered wheelchair | Darin J. Trippensee | 2000-08-01 |
| 6070898 | Suspension system for a wheelchair | Robert A. Taylor | 2000-06-06 |
| 6032976 | Wheelchair with tilting seat | Dalva R. Alexander | 2000-03-07 |
| 5988671 | Collapsible cart | Kevin G. Abelbeck, James D. Thrasher, Perry M. DiMascio | 1999-11-23 |
| D415981 | Extruded seat frame with adjustable track system for a wheelchair | — | 1999-11-02 |