Patents per Year
Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| D652411 | Satellite antenna mounting plate | Melissa E. Ross | 2012-01-17 | |
| D534904 | Satellite antenna mounting plate | — | 2007-01-09 | |
| 5740860 | Side pocket mandrel for a measuring instrument | Douglas W. Crawford, Mark Crawford | 1998-04-21 | |
| 5058670 | Oriented valve and latch for side pocket mandrel | Douglas W. Crawford, Mark Crawford | 1991-10-22 | |
| 4976314 | T-slot mandrel and kickover tool | Perry DeCuir | 1990-12-11 | |
| 4765403 | Apparatus for placing and removing well flow control devices | Douglas W. Crawford, Robert W. Dinning | 1988-08-23 | |
| 4744415 | Kickover tool for placing and removing well flow control devices | Douglass W. Crawford, Mark Crawford | 1988-05-17 | |
| 4715441 | Side pocket mandrel | Douglass W. Crawford, Mark Crawford | 1987-12-29 | |
| 4476906 | Yielding pressure bar for wood planing machines | Brian D. Barber | 1984-10-16 | |
| 4245576 | Pleating machine | Anthony T. Solomon | 1981-01-20 | $4,001,000 |