Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7994578 | ESD protection for bipolar-CMOS-DMOS integrated circuit devices | Donald R. Disney, Richard K. Williams, HyungSik Ryu, Wai Tien Chan | 2011-08-09 |
| 7956437 | Isolation structures for integrated circuits | Richard K. Williams, Donald R. Disney, Wai Tien Chan, HyungSik Ryu | 2011-06-07 |