Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12422457 | Probe card | Wen-Yuan Hsu, Ming-Hsien Chen, Jia-Lin Lu | 2025-09-23 |
| 10259107 | Driving rod assembly for power tool | — | 2019-04-16 |
| D838754 | Hole-drilling tool | — | 2019-01-22 |
| 10124473 | Screwdriver bit assembly with a magnetic structure | — | 2018-11-13 |
| 9821443 | Ratchet wrench | — | 2017-11-21 |
| D799292 | Wrench | — | 2017-10-10 |
| 9701443 | Set of stackable tool boxes | — | 2017-07-11 |
| 9254565 | Toolbox | — | 2016-02-09 |
| D744797 | Partial ratchet head | — | 2015-12-08 |
| 9186781 | Ratchet screwdriver | — | 2015-11-17 |
| 9186789 | Operating rod assembly for a toolbox | — | 2015-11-17 |
| 8833214 | Tool handle | — | 2014-09-16 |
| 8646602 | Displayable tool receiving device | — | 2014-02-11 |
| 8590432 | Handle for a hand tool | — | 2013-11-26 |
| 8584915 | Hanger plate for a toolbox | — | 2013-11-19 |
| 8544365 | Ratchet tool | — | 2013-10-01 |
| 8522652 | Spring for a ratchet wrench | — | 2013-09-03 |
| 8516932 | Screwdriver bit | — | 2013-08-27 |
| 8434617 | Toolbox | — | 2013-05-07 |
| 8196742 | Tool bit toolbox | — | 2012-06-12 |
| D658461 | Ratchet wrench | — | 2012-05-01 |
| 8070377 | Quick-release coupler | — | 2011-12-06 |
| 7870956 | Tool storage assembly | — | 2011-01-18 |