Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10535647 | Electrostatic discharge (ESD) protection circuit | Yu-Jen Chen | 2020-01-14 |
| 9806146 | Semiconductor device | Bo-Shih Huang, Cheng-Chou Hung | 2017-10-31 |
| 9543377 | Semiconductor device | Bo-Shih Huang, Cheng-Chou Hung | 2017-01-10 |
| 9305915 | ESD protection circuit | — | 2016-04-05 |
| 9306389 | ESD protection circuit | — | 2016-04-05 |
| 9001479 | ESD protection circuit | — | 2015-04-07 |
| 8138616 | Bond pad structure | Tien-Chang Chang, Tao Cheng, Bo-Shih Huang | 2012-03-20 |
| 8040646 | Input/output buffer and electrostatic discharge protection circuit | — | 2011-10-18 |
| 7956418 | ESD protection devices | — | 2011-06-07 |
| 7429886 | Poly fuse trimming circuit | Jia-Jio Huang | 2008-09-30 |
| 7339398 | Driver impedance control apparatus and system | Ren-Jeng Chiang, Ih-Hwa Chang | 2008-03-04 |
| 7282953 | Pre-buffer level shifter and input/output buffer apparatus | Chih-Hung Wu, Meng-Jer Wey | 2007-10-16 |
| 7050282 | Power supply clamp circuit | Hung-Yi Chang, Yi-Hua Chang | 2006-05-23 |
| 6728086 | Power-rail electrostatic discharge protection circuit with a dual trigger design | Kei-Kang Hung | 2004-04-27 |
| 6690561 | Effective gate-driven or gate-coupled ESD protection circuit | Kei-Kang Hung, Hung-Yi Chang | 2004-02-10 |
| 6690557 | CMOS whole chip low capacitance ESD protection circuit | Kei-Kang Hung | 2004-02-10 |
| 6657835 | ESD protection circuit for mixed-voltage I/O by using stacked NMOS transistors with substrate triggering technique | Ming-Dou Ker, Wen-Yu Lo | 2003-12-02 |
| 6639772 | Electrostatic discharge protection circuit for protecting input and output buffer | Kei-Kang Hung | 2003-10-28 |