Issued Patents All Time
Showing 1–25 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12420388 | Magnetic driving device | — | 2025-09-23 |
| 11554469 | Tool connector | — | 2023-01-17 |
| 11498191 | Quick-release tool connection rod | — | 2022-11-15 |
| 11325230 | Tool extension rod | — | 2022-05-10 |
| 11305361 | Saw tool | — | 2022-04-19 |
| 11285589 | Socket | KATSUMI OSAFUNE | 2022-03-29 |
| 11253983 | Torque screwdriver device | — | 2022-02-22 |
| 11203097 | Socket | — | 2021-12-21 |
| 11090782 | Socket and method of using the same | — | 2021-08-17 |
| 11065743 | Tool holder device | — | 2021-07-20 |
| 10675741 | Auxiliary device for electric nail gun header structure | — | 2020-06-09 |
| 10543587 | Socket wrench | — | 2020-01-28 |
| 10343210 | Electric nail gun structure | — | 2019-07-09 |
| 8950295 | Adjustable wrench device | — | 2015-02-10 |
| 8943931 | Fastener holder for power tool | — | 2015-02-03 |
| 8505418 | Tool extension | — | 2013-08-13 |
| 8057136 | Power tool combination | — | 2011-11-15 |
| 7905163 | Tool combination | — | 2011-03-15 |
| 7669860 | Tool retaining or connecting device | — | 2010-03-02 |
| 7597031 | Driving tool having rotatable coupling | — | 2009-10-06 |
| 7565854 | Tool retaining device for power tool | Shu-Ying Chuang Chiu | 2009-07-28 |
| 7481136 | Tool device for driving various tool members | — | 2009-01-27 |
| 7430943 | Driving tool having rotatable coupling | — | 2008-10-07 |
| 7392727 | Tool device for driving various tool members | — | 2008-07-01 |
| 7387051 | Tool device for driving various tool members | — | 2008-06-17 |