Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11951286 | Automatic injection device for fluid | Li-Wei Chen | 2024-04-09 |
| 10905830 | Automatic injection device for fluid | Li-Wei Chen | 2021-02-02 |
| 10655646 | Compressed gas supplier for a pneumatic tool | Li-Wei Chen | 2020-05-19 |
| 10378666 | Adjustable pressure valve | Li-Wei Chen | 2019-08-13 |
| 10248140 | Pressure regulator and high pressure source assembly with the same | Li-Wei Chen | 2019-04-02 |
| 7975683 | Spring action paintball marker | Steve Williams, Ho Bun Choi | 2011-07-12 |