Issued Patents All Time
Showing 1–25 of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10490054 | In-line integrity checker | Kristopher Lee Wilden, Tony Tran, Charles Eugene Hamm, Jose Delgado, William G. Dillon +1 more | 2019-11-26 |
| 9513400 | Ambient-activated switch for downhole operations | Daniel F. Dorffer | 2016-12-06 |
| 9334715 | Pressure-activated switch | Clovis Bonavides, Paul Anthony Molina, Gabriel Vicencio Mata | 2016-05-10 |
| 9322247 | Systems and methods of harvesting information from a well-site | Fabian Fidel Rojas, Evan Lloyd Davies, Ronald Johannes Dirksen | 2016-04-26 |
| 8967291 | Pressure-activated switch | Clovis Bonavides, Paul Anthony Molina, Gabriel Vicencio Mata | 2015-03-03 |
| 8944162 | Ambient-activated switch for downhole operations | Daniel F. Dorffer | 2015-02-03 |
| 8789467 | Surface safe explosive tool | — | 2014-07-29 |
| 8739860 | Mechanical actuator with electronic adjustment | Daniel F. Dorffer | 2014-06-03 |
| 8538701 | Fluid conductivity measurement tool and methods | Sushovon Singha Roy, Daniel F. Dorffer | 2013-09-17 |
| 8451137 | Actuating downhole devices in a wellbore | Clovis Bonavides | 2013-05-28 |
| 8441370 | Actuating downhole devices in a wellbore | Clovis Bonavides | 2013-05-14 |
| 8424455 | Surface safe explosive tool | — | 2013-04-23 |
| 8113119 | Surface safe explosive tool | — | 2012-02-14 |
| 7980309 | Method for selective activation of downhole devices in a tool string | — | 2011-07-19 |
| 6395686 | High pressure, high temperature (HPHT) fluid loss control aid for drilling fluids | — | 2002-05-28 |
| 6348639 | Biological system for degrading nitroaromatics in water and soils | Todd O. Stevens, Ronald L. Crawford | 2002-02-19 |
| 6334954 | Biological system for degrading nitroaromatics in water and soils | Todd O. Stevens, Ronald L. Crawford | 2002-01-01 |
| 6084150 | Biological system for degrading nitroaromatics in water and soils | Todd O. Stevens, Ronald L. Crawford | 2000-07-04 |
| 5968503 | Use of streptomyces bacteria to control plant pathogens and degrade turf thatch | — | 1999-10-19 |
| 5618726 | Biodegradable azo dyes | Andrzej Paszczynski, Stefan Goszczynski, Ronald L. Crawford, Maria B. Pasti | 1997-04-08 |
| 5616162 | Biological system for degrading nitroaromatics in water and soils | Todd O. Stevens, Ronald L. Crawford | 1997-04-01 |
| 5527526 | Use of streptomyces bacteria to control plant pathogens | — | 1996-06-18 |
| 5486214 | Biodegradable azo dyes | Andrzej Paszczynski, Stefan Goszczynski, Ronald L. Crawford, Maria B. Pasti | 1996-01-23 |
| 5455173 | Biological isolates for degrading nitroaromatics and nitramines in water and soils | Ronald L. Crawford, Stephen B. Funk, Lisa J. Pumfrey, Karl M. Regan | 1995-10-03 |
| 5403584 | Use of Streptomyces WYEC 108 to control plant pathogens | Hyung-Won Suh | 1995-04-04 |