Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11217403 | Doorbell device | Pei-Sheng Tsai | 2022-01-04 |
| 7686198 | Nail gun bushing and cylinder valve arrangement | Chia-Sheng Liang | 2010-03-30 |
| D567616 | Nail gun body | — | 2008-04-29 |