Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7311186 | Ratchet tool having increased driving torque | — | 2007-12-25 |
| 7287450 | Tool device having rotatable driving shank | — | 2007-10-30 |
| 7174814 | Tool handle having tool receiving structure | — | 2007-02-13 |
| 7039975 | Tool having detachable handle members | — | 2006-05-09 |
| 6520053 | Rotatable tool handle having a solid locking structure | — | 2003-02-18 |
| D446651 | Tool box | — | 2001-08-21 |
| 6089133 | Screwdriver | — | 2000-07-18 |