Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5550416 | Control mechanism of revolving speed of an electric tool | We C. Fanchang | 1996-08-27 |
| 5375665 | Motorized driving tool | Wei-Chuan Fanchang | 1994-12-27 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5550416 | Control mechanism of revolving speed of an electric tool | We C. Fanchang | 1996-08-27 |
| 5375665 | Motorized driving tool | Wei-Chuan Fanchang | 1994-12-27 |