Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8267183 | Gripper for coiled tubing injectors | Johnnie B. Maschek, Jr. | 2012-09-18 |
| 8191620 | Gripper for coiled tubing injectors | Johnnie B. Maschek, Jr. | 2012-06-05 |
| 5988911 | Soap and water dispensing system | Leland Warren Browne, Jr., Leland Warren Browne III, James B. Story, Michael W. Freitas, David Lee Kearby +2 more | 1999-11-23 |
| 5497530 | Wiper device for hard surfaces, in particular a window wiper | Roland Kamm, Eberbard Veit, Josef Schneider, Antonio DE FILIPPO, Donald W. Murray +1 more | 1996-03-12 |
| 4961605 | Extendable protective trim | Derrick Cawthron, Robert L. Woods, James B. Story, Donald W. Murray | 1990-10-09 |