Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D1023011 | Mobile device case | — | 2024-04-16 |
| D850453 | Mobile device case | — | 2019-06-04 |
| 9790887 | Protection device for preventing automobile engines from abnormal starts and control method thereof | — | 2017-10-17 |
| 9552028 | Portable electronic device and voltage converting circuit thereof | — | 2017-01-24 |
| 9269676 | Through silicon via guard ring | Cheng-Che Yang, Jiamin Qian | 2016-02-23 |
| 9124973 | Earphone jack circuit and portable electronic device using the same | — | 2015-09-01 |
| 9000688 | Control circuit for light emitting diode of display | — | 2015-04-07 |
| 8864921 | Method for annealing a strip of steel having a variable thickness in length direction | Camile Wilbert José Hol, Pieter Jacob Van Popta, Willem Cornelis Verloop | 2014-10-21 |
| 8742731 | Voltage conversion circuit and charging device employing the same | — | 2014-06-03 |
| 8724824 | Portable electronic device having universal earphone jack | — | 2014-05-13 |
| 8627121 | USB-on-the-go bi-directional protection circuit | — | 2014-01-07 |
| 8552691 | Charging circuit with function of avoiding battery pulling down voltage output from charging device and charging method thereof | — | 2013-10-08 |
| 8395241 | Through silicon via guard ring | Cheng-Che Yang, Jiamin Qian | 2013-03-12 |