Issued Patents 1994
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5285083 | Inverted heterojunction bipolar device having undoped amorphous silicon layer | David L. Pulfrey, David Shulman, Vladimir Samuilov, Elena Bondarionok, Vasilii Krasnitski +1 more | 1994-02-08 |