Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5785228 | Dual mode pneumatic tool | Yang Chun Hsien | 1998-07-28 |
| 5687897 | Dual mode pneumatic tool | Yang Chun Hsien | 1997-11-18 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5785228 | Dual mode pneumatic tool | Yang Chun Hsien | 1998-07-28 |
| 5687897 | Dual mode pneumatic tool | Yang Chun Hsien | 1997-11-18 |