Issued Patents All Time
Showing 26–27 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7029142 | Power tool | William W. Chen | 2006-04-18 |
| 6593517 | Drum | — | 2003-07-15 |
Showing 26–27 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7029142 | Power tool | William W. Chen | 2006-04-18 |
| 6593517 | Drum | — | 2003-07-15 |