Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6989979 | Active ESD shunt with transistor feedback to reduce latch-up susceptibility | Wensong Chen, Ping Ping Xu, Zhiqing Liu | 2006-01-24 |
| 6965253 | Reduced-capacitance bus switch in isolated P-well shorted to source and drain during switching | Wensong Chen, Ping Ping Xu, Zhi Qing Liu | 2005-11-15 |
| 6867957 | Stacked-NMOS-triggered SCR device for ESD-protection | Ming-Dou Ker, Ping Ping Xu | 2005-03-15 |
| 6756834 | Direct power-to-ground ESD protection with an electrostatic common-discharge line | Siu-Weng Simon Wong, Ping Ping Xu, Zhi Qing Liu, Wensong Chen | 2004-06-29 |
| 6757147 | Pin-to-pin ESD-protection structure having cross-pin activation | David Kwong, Ping Ping Xu | 2004-06-29 |
| 6738242 | ESD-isolation circuit driving gate of bus-switch transistor during ESD pulse between two I/O pins | David Kwong | 2004-05-18 |
| 6724592 | Substrate-triggering of ESD-protection device | Ming-Dou Ker, Ping Ping Xu, Kwong Shing Lin, Anna Tam | 2004-04-20 |
| 5719427 | Avalanche-enhanced CMOS transistor for EPROM/EEPROM and ESD-protection structures | Chi-Hung Hui | 1998-02-17 |
| 5336625 | BiCMOS process with low base recombination current bipolar transistors | — | 1994-08-09 |
| 5304501 | BiCMOS process with low base recombination current bipolar transistors | — | 1994-04-19 |