Bartholomew; David B.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Bartholomew; David B..The latest application filed is for "downhole transmission system comprising a coaxial capacitor".
- Bartholomew; David B. - Springville UT
- Bartholomew; David B. - West Valley City UT
| Patent | Date |
|---|---|
| Downhole transmission system comprising a coaxial capacitor Grant 7,948,395 - Hall , et al. May 24, 2 | 2011-05-24 |
| Apparatus for fixing latency Grant 7,586,934 - Hall , et al. September 8, 2 | 2009-09-08 |
| System for testing properties of a network Grant 7,548,068 - Rawle , et al. June 16, 2 | 2009-06-16 |
| Self-latching power supply apparatus Grant 7,288,857 - Bartholomew , et al. October 30, 2 | 2007-10-30 |
| Remote power management method and system in a downhole network Grant 7,275,597 - Hall , et al. October 2, 2 | 2007-10-02 |
| System for loading executable code into volatile memory in a downhole tool Grant 7,274,304 - Hall , et al. September 25, 2 | 2007-09-25 |
| Apparatus and method for compensating for clock drift in downhole drilling components Grant 7,253,671 - Hall , et al. August 7, 2 | 2007-08-07 |
| Downhole transmission system comprising a coaxial capacitor App 20070126596 - Hall; David R. ; et al. | 2007-06-07 |
| Method and apparatus of assessing down-hole drilling conditions Grant 7,207,396 - Hall , et al. April 24, 2 | 2007-04-24 |
| Swivel assembly Grant 7,193,527 - Hall , et al. March 20, 2 | 2007-03-20 |
| Method and system for downhole clock synchronization Grant 7,142,129 - Hall , et al. November 28, 2 | 2006-11-28 |
| Apparatus for Regulating Bandwidth App 20060256718 - Hall; David R. ; et al. | 2006-11-16 |
| System for adjusting frequency of electrical output pulses derived from an oscillator Grant 7,135,933 - Bartholomew November 14, 2 | 2006-11-14 |
| Apparatus for reducing noise Grant 7,132,904 - Hall , et al. November 7, 2 | 2006-11-07 |
| Self-latching Power Supply Apparatus App 20060232137 - Bartholomew; David B. ; et al. | 2006-10-19 |
| Method for triggering an action Grant 7,123,160 - Hall , et al. October 17, 2 | 2006-10-17 |
| Remote Power Management Method and System in a Downhole Network App 20060196664 - Hall; David R. ; et al. | 2006-09-07 |
| Apparatus for Reducing Noise App 20060181364 - Hall; David R. ; et al. | 2006-08-17 |
| System for Testing Properties of a Network App 20060145889 - Rawle; Michael ; et al. | 2006-07-06 |
| System for Adjusting Frequency of Electrical Output Pulses Derived from an Oscillator App 20060071724 - Bartholomew; David B. | 2006-04-06 |
| Apparatus and method for adjusting bandwidth allocation in downhole drilling networks App 20060062249 - Hall; David R. ; et al. | 2006-03-23 |
| System for Loading Executable Code into Volatile Memory in a Downhole Tool App 20060032639 - Hall; David R. ; et al. | 2006-02-16 |
| Modulation System for Communication App 20060022839 - Hall; David R. ; et al. | 2006-02-02 |
| Assessing down-hole drilling conditions App 20050284663 - Hall, David R. ; et al. | 2005-12-29 |
| Apparatus and method for compensating for clock drift in downhole drilling components App 20050285645 - Hall, David R. ; et al. | 2005-12-29 |
| Downhole transmission system comprising a coaxial capacitor App 20050285706 - Hall, David R. ; et al. | 2005-12-29 |
| Method and Apparatus for Testing Electromagnetic Connectivity in a Drill String App 20050212530 - Hall, David R. ; et al. | 2005-09-29 |
| Swivel Assembly App 20050046586 - Hall, David R. ; et al. | 2005-03-03 |
| Method and System for Downhole Clock Synchronization App 20050035875 - Hall, David R. ; et al. | 2005-02-17 |
| Method for Triggering an Action App 20050035876 - Hall, David R. ; et al. | 2005-02-17 |
| Apparatus for Fixing Latency App 20050036507 - Hall, David R. ; et al. | 2005-02-17 |
| Secure cordless telephone extension system and method Grant 5,911,119 - Bartholomew , et al. June 8, 1 | 1999-06-08 |
| Multiple access telephone extension systems and methods Grant 5,319,634 - Bartholomew , et al. June 7, 1 | 1994-06-07 |
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