Issued Patents All Time
Showing 1–25 of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11219988 | Tubular tool | Han CHENG | 2022-01-11 |
| 9415490 | Mounting structure for a hand tool | — | 2016-08-16 |
| 9089964 | Tool box | — | 2015-07-28 |
| 9089965 | Tool box with multiple boxes | — | 2015-07-28 |
| 8808095 | Torque connector assembly | — | 2014-08-19 |
| 8528449 | T-shaped driving tool | — | 2013-09-10 |
| 8505419 | Wrench with rotatable driving head | — | 2013-08-13 |
| 8381620 | Open wrench | — | 2013-02-26 |
| 8069997 | Portable tool rack | — | 2011-12-06 |
| 8016130 | Tool rack | — | 2011-09-13 |
| 7861621 | Box end/open end wrench | — | 2011-01-04 |
| 7832311 | Extension bar with illumination device | — | 2010-11-16 |
| 7815058 | Portable tool rack | — | 2010-10-19 |
| 7604368 | Extension bar with built-in light | — | 2009-10-20 |
| 7584845 | Wrench rack | — | 2009-09-08 |
| 7401538 | F figure wrench | — | 2008-07-22 |
| 7401938 | Extension bar with built-in light | — | 2008-07-22 |
| 7331260 | Rotary wrenching tool with a driving head | — | 2008-02-19 |
| 7290468 | Socket adapter having positioning effect | — | 2007-11-06 |
| 7107879 | Box wrench assembly | — | 2006-09-19 |
| 7024967 | Ratchet wheel structure | — | 2006-04-11 |
| 6857341 | F-type wrench structure | — | 2005-02-22 |
| 6840142 | Socket wrench extension | — | 2005-01-11 |
| 6609262 | Magnetic tool structure | — | 2003-08-26 |
| 6327941 | Socket wrench extension structure | — | 2001-12-11 |