Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D1086606 | Waste disposal pouch | — | 2025-07-29 |
| D1063639 | Wet towel bucket | Quan Xiang, Shuming Zhao | 2025-02-25 |
| D1044285 | Electric toothbrush | — | 2024-10-01 |
| D1016494 | Electric toothbrush | — | 2024-03-05 |
| D1004771 | Oral irrigator | — | 2023-11-14 |
| D988034 | Lumbar pillow | — | 2023-06-06 |
| D881583 | Electric toothbrush | — | 2020-04-21 |
| 7908468 | Method and control circuit for reducing instantaneous startup current of a computer system | Chao-Huang Chang | 2011-03-15 |
| 7708056 | Fan controlling system and method | Chia-Jung Shen | 2010-05-04 |
| 7356386 | Method for reducing instantaneous current on startup | Wh Shin, Chao-Huang Chang | 2008-04-08 |
| 7178192 | Bath brush | — | 2007-02-20 |
| 6972416 | Disinfecting and desiccating container for personal sanitary articles | Ching-Chuan Huang | 2005-12-06 |
| 6931689 | Face brush | — | 2005-08-23 |
| 6839932 | Bath ball and method of making a bath ball | — | 2005-01-11 |
| 5678574 | Cigarette punching device | Chih-Chen Chang | 1997-10-21 |