Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4462390 | Modular solar greenhouse with elevated overhead heat storage material and movable insulation barriers and method and system for solar heating of attached living space using thermostat-controlled air circulation for harvesting heat | Robert B. Holdridge, Douglas C. Taff | 1984-07-31 |