Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4307709 | Internal absorber solar collector | Sheldon B. Herskovitz, F. S. Holt, E. J. Sletten | 1981-12-29 |
| 4298877 | Offset-fed multi-beam tracking antenna system utilizing especially shaped reflector surfaces | — | 1981-11-03 |