Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5903170 | Digital logic design using negative differential resistance diodes and field-effect transistors | Shriram Kulkarni, Pinaki Mazumder | 1999-05-11 |
| 4912539 | Narrow-band-gap base transistor structure with dual collector-base barrier including a graded barrier | Richard K. Mains | 1990-03-27 |