Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6797935 | Method of charging the photodiode element in active pixel arrays | Cetin Kaya | 2004-09-28 |
| 6172404 | Tuneable holding voltage SCR ESD protection | Thomas A. Vrotsos, YUN-SHAN CHANG | 2001-01-09 |
| 6016002 | Stacked silicon-controlled rectifier having a low voltage trigger and adjustable holding voltage for ESD protection | Thomas A. Vrotsos, Wayne T. Chen | 2000-01-18 |
| 5982217 | PNP driven NMOS ESD protection circuit | Larry B. Li, Thomas A. Vrotsos, Charvaka Duvvury | 1999-11-09 |
| 5850095 | ESD protection circuit using zener diode and interdigitated NPN transistor | Xin Zhang, Thomas A. Vrotsos, Ajith Amerasekera | 1998-12-15 |
| 5808342 | Bipolar SCR triggering for ESD protection of high speed bipolar/BiCMOS circuits | Ajith Amerasekera, Thomas A. Vrotsos | 1998-09-15 |
| 5780905 | Asymmetrical, bidirectional triggering ESD structure | Wayne T. Chen, Ross E. Teggatz | 1998-07-14 |
| 5747834 | Adjustable Bipolar SCR holding voltage for ESD protection circuits in high speed Bipolar/BiCMOS circuits | Ajith Amerasekera, Thomas A. Vrotsos | 1998-05-05 |