Stafford, Texas
United States
7
2023-06-22
The entities that hold a legal rights for patent applications filed by inventor Roy Chris:
Chris Roy from Stafford, US has applied for patents for these inventions. The list has both pending applications and granted patents:
Undersea hydraulic coupling with multiple pressure-energized metal seals
#2 | 2021-03-11Pressure-compensated, subsea chemical injection valve
#3 | 2020-10-22Undersea hydraulic coupling with multiple pressure-energized metal seals
#4 | 2020-03-26Pilot-actuated spool valve having rod retainer
#5 | 2019-11-21Undersea hydraulic coupling with multiple pressure-energized metal seals
#6 | 2018-08-02Autonomous chemical injection system for oil and gas wells
#7 | 2018-04-05Undersea hydraulic coupling with multiple pressure-energized metal seals
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