Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D795976 | Game ball | — | 2017-08-29 |
| D795366 | Game ball design | — | 2017-08-22 |
| 9387380 | Catching game | — | 2016-07-12 |
| 6450546 | High pressure product swivel | Stephane Roy | 2002-09-17 |
| 6093068 | Swivel torque tube arrangement | Malcolm E. Turner | 2000-07-25 |
| 5165704 | Blowout preventer bonnet seal carrier | Gary R. Schaeper | 1992-11-24 |
| 4507957 | Apparatus for testing earth formations | John M. Michaels | 1985-04-02 |
| 4434653 | Apparatus for testing earth formations | — | 1984-03-06 |