Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11999400 | Knock-down hamper | Wen-Dung Chang | 2024-06-04 |
| 11702121 | Knock-down hamper | Wen-Dung Chang | 2023-07-18 |
| 11511784 | Knock-down hamper | Wen-Dung Chang | 2022-11-29 |
| D942608 | Tower fan | — | 2022-02-01 |
| D826393 | Tower fan | — | 2018-08-21 |
| D809119 | Tower fan | — | 2018-01-30 |
| D732323 | Modular utility rack | Li-Han Hsu | 2015-06-23 |
| D703467 | Modular utility rack | Li-Han Hsu | 2014-04-29 |
| D703468 | Modular utility rack | Li-Han Hsu | 2014-04-29 |
| 8602444 | Foldable hand cart | Wen-Tung Chang | 2013-12-10 |
| D677034 | Foldable hand cart | Wen-Tung Chang | 2013-02-26 |
| D657979 | Modular utility rack | James Sokol, Lihan Hsu, Gary Lim | 2012-04-24 |
| D626356 | Modular utility rack | — | 2010-11-02 |
| D602712 | Modular utility rack | — | 2009-10-27 |