Issued Patents All Time
Showing 51–55 of 55 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5428908 | Apparatus and method for subsidence deepening | — | 1995-07-04 |
| 4804050 | Method of underground fluid sampling | — | 1989-02-14 |
| 4484626 | Pneumatic packer | Stuart M. Skinner, Jr. | 1984-11-27 |
| 4391137 | Groundwater flow meter | Stuart M. Skinner, Jr. | 1983-07-05 |
| 4270922 | Integrating corrosion monitor | — | 1981-06-02 |