Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D859225 | Wheeled personal conveyance | John H. Kutsch, Zhiliang Wang | 2019-09-10 |
| 10314750 | Sliding arm mechanism for wheelchairs | Richard P. Derks, Brian Ramirez | 2019-06-11 |
| D834462 | Wheeled personal conveyance | John H. Kutsch, Zhiliang Wang | 2018-11-27 |
| D830915 | Leg rigging clip | Zhiliang Wang | 2018-10-16 |
| D830916 | Leg rigging clip | Zhiliang Wang | 2018-10-16 |
| 9937089 | Sliding arm mechanism for wheelchairs | Richard P. Derks, Brian Ramirez | 2018-04-10 |
| D801881 | Leg rigging clip | Zhiliang Wang | 2017-11-07 |
| 9730846 | Nesting wheeled personal conveyances | John H. Kutsch, Zhiliang Wang | 2017-08-15 |
| D791650 | Leg rigging clip | Zhiliang Wang | 2017-07-11 |
| D789256 | Wheeled personal conveyance | John H. Kutsch, Zhiliang Wang | 2017-06-13 |
| D727216 | Leg rigging clip | Zhiliang Wang | 2015-04-21 |
| D727217 | Leg rigging clip | Zhiliang Wang | 2015-04-21 |
| 8991849 | Sliding arm mechanism for wheelchairs | Richard P. Derks, Brian Ramirez | 2015-03-31 |
| D701795 | Leg rigging clip | Zhiliang Wang | 2014-04-01 |