Issued Patents All Time
Showing 1–22 of 22 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10932574 | Adjustable armrest | — | 2021-03-02 |
| 10143310 | Rotary positioning device for armrest assembly | — | 2018-12-04 |
| 9700145 | Quick assembly armrest connecting device | — | 2017-07-11 |
| 8944511 | Armrest assembly | — | 2015-02-03 |
| 8597000 | Structural improvement of a canned motor pump | Huan-Jan Chien, Chih-Kuan Shih | 2013-12-03 |
| 8287046 | Easy-to-assemble/recycle armrest | — | 2012-10-16 |
| 8256612 | Protective frame for portable electronic devices | — | 2012-09-04 |
| D580424 | Lens cover for a mobile phone | Chih-Yu Chen, Shao Guang Fang, Jian-Guang Huang | 2008-11-11 |
| 7435079 | Angular ejector mechanism and injection mold with the same | Chih-Yu Chen, Jian-Guang Huang, Yun-Chun He | 2008-10-14 |
| D558170 | Foldable mobile phone | Chih-Yu Chen, Shao Guang Fang, Jian-Guang Huang | 2007-12-25 |
| D545317 | Game controller enclosure | Chih-Yu Chen | 2007-06-26 |
| D539259 | Cellular phone | Chih-Yu Chen, Jian-Guang Huang, Shao Guang Fang | 2007-03-27 |
| D539258 | Mobile phone | Chih-Yu Chen, Jian-Guang Huang, Shao Guang Fang | 2007-03-27 |
| D531581 | USB plug | Chih-Yu Chen, Chun-Yan Wu, Jian-Guang Huang | 2006-11-07 |
| D531125 | Adapter receptacle | Chih-Yu Chen | 2006-10-31 |
| 6976739 | Armrest assembly | — | 2005-12-20 |
| D506337 | Armrest | — | 2005-06-21 |
| D471388 | Armrest | — | 2003-03-11 |
| 6517158 | Height-adjustable armrest assembly | — | 2003-02-11 |
| 6161900 | Adjustable and detachable armrest for chairs | — | 2000-12-19 |
| D431402 | Armrest for chairs | — | 2000-10-03 |
| 4366889 | Automatically and manually operable gear shifter | — | 1983-01-04 |