| 10357186 |
Wheelchair in-seat activity tracker |
Sharon E. Sonenblum, James S. Martin |
2019-07-23 |
| 9855174 |
Wheelchair cushion with adjustable/multi-stiffness fluid |
Thomas J. Whelan, Alison McKenna, Ezekiel Kolajo, Sanchit Mittal, Saranya Sathananthan +1 more |
2018-01-02 |
| 9597251 |
Sit-to-stand and walking assistive mobility aid |
Howard J. Liles, Kenneth Paulus, Thomas Randy Kirk, II |
2017-03-21 |
| 9021637 |
Wheelchair cushion with adjustable/multi-stiffness fluid |
Thomas J. Whelan, Alison McKenna, Ezekiel Kolajo, Sanchit Mittal, Saranya Sathananthan +1 more |
2015-05-05 |
| 8960699 |
Suspension seat for use on wheelchair |
Randy Bernard |
2015-02-24 |
| 8622178 |
In-hub braking system for manual wheelchairs |
Jonathan E. Jowers |
2014-01-07 |
| 8095706 |
Systems and methods for the analysis of mechanical properties of materials |
Linghua Kong, Qi Wang, Vincent Hayward, Jayme Caspall |
2012-01-10 |
| D374368 |
Modular backrest unit |
Richard W. Raburn |
1996-10-08 |