Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10307896 | Sleeve device for receiving bits | — | 2019-06-04 |
| 8720307 | Ratchet screwdriver | — | 2014-05-13 |
| D608178 | Tool handle | — | 2010-01-19 |
| 7424837 | Quick switch hand tool | — | 2008-09-16 |
| D576467 | Tool handle | — | 2008-09-09 |
| 7195247 | Tool joint | — | 2007-03-27 |
| 7121168 | Bit-driving apparatus | — | 2006-10-17 |
| 6976409 | Selective one-way bit-driving apparatus | — | 2005-12-20 |
| D442049 | Screwdriver handle | — | 2001-05-15 |
| 6151995 | Ratchet mechanism housing assembly for a ratchet screwdriver | — | 2000-11-28 |
| 5339711 | Ratchet screw driver | — | 1994-08-23 |
| 5211086 | Tool with sliding sleeve for ratchet direction control | — | 1993-05-18 |