Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4797716 | Field-effect transistor having a superlattice channel and high carrier velocities at high applied fields | Roger J. Chaffin, Ralph Edward Dawson, Ian J. Fritz, Thomas E. Zipperian | 1989-01-10 |