Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4521836 | Elevated airport runway, taxiway, or threshold edge light with sealed glass dome | Louis Puttemanns | 1985-06-04 |
| 4216413 | System for sequentially operating flash lamps in repeated sequences | — | 1980-08-05 |