Spring, Texas
United States
7
2017-03-02
The entities that hold a legal rights for patent applications filed by inventor Bartel Roger P.:
Roger P. Bartel from Spring, US has applied for patents for these inventions. The list has both pending applications and granted patents:
Eccentric Stabilizer for Use in a Synchronous Rotary Steerable System
#2 | 2015-08-13Method and apparatus for communicating incremental depth and/or other useful data of a downhole tool
#3 | 2013-04-18Analysis of drillstring dynamics using an angular rate sensor
#4 | 2012-01-05Directional drilling control using periodic perturbation of the drill bit
#5 | 2011-05-12DIRECTIONAL DRILLING CONTROL USING PERIODIC PERTURBATION OF THE DRILL BIT
#6 | 2010-07-01DIRECTIONAL DRILLING CONTROL USING PERIODIC PERTURBATION OF THE DRILL BIT
#7 | 2007-01-18Directional sensor system comprising a single axis sensor element positioned at multiple controlled orientations
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