Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12280852 | Bicycle crank arm | Hong-Chou Lee, En-Chieh Chen, JOACHIM STUERMER | 2025-04-22 |
| 9010601 | Tape dispenser | — | 2015-04-21 |
| 6186990 | To a human bodily fluid collection device and method of collecting and absorbing the same | Hung Shou Li, Mike Lin, Gary Lin | 2001-02-13 |
| 5078641 | Combination toy vehicle and screwdriver | — | 1992-01-07 |
| 4986792 | Violin musical toy | — | 1991-01-22 |