Richmond, Texas
United States
5
2016-08-04
The entities that hold a legal rights for patent applications filed by inventor Sitka Mark:
Mark Sitka from Richmond, US has applied for patents for these inventions. The list has both pending applications and granted patents:
Systems and methods of harvesting energy in a wellbore
#2 | 2014-11-20Mud pulser with high speed, low power input hydraulic actuator
#3 | 2014-04-17Systems and methods of harvesting energy in a wellbore
#4 | 2012-09-13Systems and methods of harvesting energy in a wellbore
#5 | 2007-08-09MWD formation tester
724667 ⎘