Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4476922 | Forced bilateral thermosiphon loop | Glenn M. Heilig, Jr. | 1984-10-16 |
| 4229187 | Movable, continuously changing, self-charging electrostatic filter | William F. Stockford | 1980-10-21 |