Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6852543 | Method and apparatus for measurement of sulfate | George S. Allen | 2005-02-08 |
| 5609200 | Integral roof cooling container | — | 1997-03-11 |
| 5603656 | Passive ventilation device and method | Stephen C. Baer | 1997-02-18 |
| 4715414 | Concentric well-type extractor tube for filling containers with pressurized fluid | Brian Glover | 1987-12-29 |