Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6302100 | System for collimating and concentrating direct and diffused radiation | — | 2001-10-16 |
| 5228310 | Solar heat pump | — | 1993-07-20 |
| 5142882 | Solar heat pump | — | 1992-09-01 |
| 4809523 | Thermal cooling and heat transfer system | — | 1989-03-07 |
| 4365616 | Self-aligning solar collector | — | 1982-12-28 |
| 4270522 | Solar heat collection and transfer system | — | 1981-06-02 |
| 4253562 | Display packaging for soft merchandise | John D. Vandenberg | 1981-03-03 |