Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 5167867 | Test-fluid composition and method for detecting leaks in pipelines and associated facilities | Leslie R. Quaife, Kelly J. Moynihan, Michael E. Moir | 1992-12-01 | $46,424,000 |
| 5049312 | Test-fluid composition and method for detecting leaks in pipelines and associated facilities | Leslie R. Quaife, Kelly J. Moynihan, Michael E. Moir | 1991-09-17 | $69,960,000 |