Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11685584 | Hardware merchandise carrying device | Yi-Ju Chen | 2023-06-27 |
| 9561581 | Quick-removal socket tool | Yi-Ju Chen | 2017-02-07 |
| 9308639 | Tool storage device | Yu-Lun Chen | 2016-04-12 |
| D746060 | Tool box | Yu-Lun Chen | 2015-12-29 |
| 5429235 | Tool box assembly | — | 1995-07-04 |
| D357600 | Tool cabinet | — | 1995-04-25 |
| 5385400 | Expansible tool cabinet | — | 1995-01-31 |
| 5294196 | Tool cabinet | — | 1994-03-15 |
| 5271501 | Toolbox | — | 1993-12-21 |
| D338128 | Modular tool suspender board | — | 1993-08-10 |
| 5114007 | Tool box with drawer member | — | 1992-05-19 |