Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10052667 | Ultrasonically cleaning vessels and pipes | Sotaro Kaneda, Jean Collin, Joshua Luszcz, Christopher R. Casarez, Robert D. Varrin, Jr. +1 more | 2018-08-21 |
| 9841184 | Method and apparatus for evaluating repair and remediation alternatives for heat exchangers | Robert D. Varrin, Jr., Glenn A. White, Velvet D. Moroney | 2017-12-12 |
| 8262806 | Low-pressure sludge removal method and apparatus using coherent jet nozzles | Jean Collin, Ryan Jones, Joshua Luszcz, Aaron Pellman, Robert D. Varrin, Jr. +1 more | 2012-09-11 |
| 7967918 | Low-pressure sludge removal method and apparatus using coherent jet nozzles | Jean Collin, Ryan Jones, Joshua Luszcz, Aaron Pellman, Robert D. Varrin, Jr. +1 more | 2011-06-28 |
| 5913320 | Sludge removal system | Robert D. Varrin, Jr., Michael J. Marohnic, Arthur P. L. Turner, Said Lounis | 1999-06-22 |