Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8476691 | High reliability-high voltage junction termination with charge dissipation layer | Dumitru Sdrulla, Duane Edward Levine, Martin David Birch | 2013-07-02 |
| 5528058 | IGBT device with platinum lifetime control and reduced gaw | Douglas A. Pike, Jr., Dah W. Tsang, Dumitru Sdrulla | 1996-06-18 |
| 5283202 | IGBT device with platinum lifetime control having gradient or profile tailored platinum diffusion regions | Douglas A. Pike, Jr., Dah W. Tsang, Dumitra Scrulla | 1994-02-01 |
| 5262336 | IGBT process to produce platinum lifetime control | Douglas A. Pike, Jr., Dah W. Tsang | 1993-11-16 |