Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5857714 | Service cable and cable harness for submersible sensors and pumps | — | 1999-01-12 |
| 5460224 | Well purge and sample apparatus and method | Ronald Schalla, Ronald M. Smith, Stephen H. Hall, John E. Smart | 1995-10-24 |
| 5186253 | Portable groundwater sampling device | Jay M. Kuga | 1993-02-16 |
| 5033297 | Submersible sensor | — | 1991-07-23 |