Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5597966 | Fluid sampling device | — | 1997-01-28 |
| 5465628 | Multiple sampling lysimeter | — | 1995-11-14 |
| 5437309 | Lockable well cap | — | 1995-08-01 |
| 5240229 | Bailer hoist | — | 1993-08-31 |
| 5147182 | Integrated vacuum pressure system for a bladder pump | — | 1992-09-15 |
| 4974349 | Backhoe compactor apparatus | — | 1990-12-04 |
| 4923333 | Lysimeter for leak detection and method of assembly thereof | — | 1990-05-08 |
| 4759227 | Lysimeter | — | 1988-07-26 |
| 4692287 | Process for making a molded porous fluoroplastic resin material | — | 1987-09-08 |