Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4596716 | Porous silicon nitride semiconductor dopant carriers | Richard E. Tressler | 1986-06-24 |
| 4525429 | Porous semiconductor dopant carriers | Gregory A. Kaiser, Richard E. Tressler | 1985-06-25 |