Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11967214 | Multimode retail system | Timothy M. Weston, Weiming Tang | 2024-04-23 |
| 11544988 | Multimode retail system | Timothy M. Weston, Weiming Tang | 2023-01-03 |
| 10083564 | Multimode retail system | Timothy M. Weston, Weiming Tang | 2018-09-25 |
| 9911266 | Multimode retail system | Timothy M. Weston, Weiming Tang | 2018-03-06 |
| 8788428 | Multimode retail system | Timothy M. Weston, Weiming Tang | 2014-07-22 |
| D596899 | Drinking mug with writing instrument | — | 2009-07-28 |
| D461138 | Parking stall bumper with removable cover | — | 2002-08-06 |
| D460013 | Parking stall bumper with removable cover | — | 2002-07-09 |
| D458177 | Parking stall bumper with removable cover | — | 2002-06-04 |
| D420928 | Parking stall bumper with cover | — | 2000-02-22 |
| D356166 | Combined locking bracket and pin for a ladder | — | 1995-03-07 |