Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11577375 | Electric carpet stapler with electronic sensor switch | Tan D. Nguyen | 2023-02-14 |
| 10972524 | Chat based highlight algorithm | — | 2021-04-06 |
| 10640997 | Motorized floor stripper machine | Tan D. Nguyen, Lance D. Crain | 2020-05-05 |
| 10315318 | Cushion back cutter | Darwin D. Spencer, Jr., Tan D. Nguyen | 2019-06-11 |
| 10316529 | Motorized floor stripper machine | Tan D. Nguyen, Lance D. Crain | 2019-06-11 |
| 10018982 | Transponder key testing device and method of testing a transponder key | Simon Ashby | 2018-07-10 |
| 9688248 | Vehicle security arrangement | Paul Jonathan Maisey, Karl Eaton | 2017-06-27 |
| 9085848 | Carpet seaming iron | Lance D. Crain, Tan D. Nguyen | 2015-07-21 |
| 8037610 | Powered groover with airflow fin | — | 2011-10-18 |