Issued Patents All Time
Showing 26–33 of 33 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7701183 | Power circuit and charge pumping circuit | Jiunn-Way Miaw | 2010-04-20 |
| 7688131 | Charge pump circuit | Chih-Jen Yen | 2010-03-30 |
| 7598801 | Voltage regulator, voltage regulating method thereof and voltage generator using the same | Chih-Jen Yen | 2009-10-06 |
| 7541846 | Sample-and-hold apparatus and operating method thereof | Chih-Jen Yen, Chiu-Hung Cheng | 2009-06-02 |
| 7511560 | Charge pump circuit | Chih-Jen Yen | 2009-03-31 |
| 7508184 | Current source apparatus for reducing interference with noise | Chih-Jen Yen | 2009-03-24 |
| 7486128 | Charge pump control circuit and control method thereof | Chih-Jen Yen | 2009-02-03 |
| 7459943 | High accuracy sample and hold circuit having a common negative input terminal | Chih-Jen Yen | 2008-12-02 |