Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11641126 | Battery charger system having a charge pump power stage | Jinrong Qian, Sai Bun Wong, Ryan Erik Lind, Alexander Lee McHale | 2023-05-02 |
| 11476698 | System for charging small-capacity battery from large-capacity battery | Xingke Dai | 2022-10-18 |
| 10621942 | Output short circuit protection for display bias | Chenjie RUAN, Sang Kwon Kim, Yonghua Zhou | 2020-04-14 |
| RE46673 | Over voltage and over current protection integrated circuit | Hsien Yi Chou, Zengjing Wu | 2018-01-16 |
| 8232772 | Over voltage and over current protection integrated circuit | Hsien Yi Chou, Zengjing Wu | 2012-07-31 |
| 7394223 | Over voltage and over current protection integrated circuit | Hsien Yi Chou, Zengjing Wu | 2008-07-01 |
| 7141954 | Li-ion/Li-polymer battery charger configured to be DC-powered from multiple types of wall adapters | Edward Bordeaux, Zen Wu | 2006-11-28 |
| 6998820 | Li-ion/Li-polymer battery charger configured to be DC-powered from multiple types of wall adapters | Edward Bordeaux, Zen Wu | 2006-02-14 |
| 6917184 | Li-ion/Li-polymer battery charger configured to be DC-powered from multiple types of wall adapters | Edward Bordeaux, Zen Wu | 2005-07-12 |
| 6844705 | Li-ion/Li-polymer battery charger configured to be DC-powered from multiple types of wall adapters | Edward Bordeaux, Zen Wu | 2005-01-18 |
| 6084450 | PWM controller with one cycle response | K. Mark Smith, Keyue Smedley | 2000-07-04 |
| 5886586 | General constant frequency pulse-width modulators | Keyue Smedley | 1999-03-23 |
| 5617306 | One cycle control of bipolar switching power amplifiers | Keyue Smedley | 1997-04-01 |