Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 9440618 | Vehicle opening monitoring device | — | 2016-09-13 | |
| 6446721 | System and method for scheduling cyclic steaming of wells | Charles Guthrie, Loren J. Lederhos, James Richard Ouimette | 2002-09-10 | $448,990,000 |