Inventor · disambiguated record
Brian J. Ritchey
Also filed as: RITCHEY BRIAN · RITCHEY BRIAN J
10 granted patents·1 pending application·178 citations·filing 1990–2018
85Inventor score
Top patents by PatentIndex Score
11 records- 0189US9447661B2Gravel pack and sand disposal deviceBROUSSARD JOHN P·Filed 2012·Granted Sep 20, 2016·15 cites·37 claims
- 0271US10167700B2Valve operable in response to engagement of different engagement membersWEATHERFORD TECH HOLDINGS LLC·Filed 2016·Granted Jan 1, 2019·2 cites·17 claims
- 0371US5171456AAutomated blood component separation procedure and apparatus promoting different functional characteristics in multiple blood componentsBAXTER INT·Filed 1990·Granted Dec 15, 1992·156 cites·20 claims
- 0464US10227848B2Treatment tool for use in a subterranean wellWEATHERFORD TECH HOLDINGS LLC·Filed 2016·Granted Mar 12, 2019·1 cites·14 claims
- 0562US9057251B2Gravel pack inner string hydraulic locating deviceBROUSSARD JOHN P·Filed 2012·Granted Jun 16, 2015·2 cites·33 claims
- 0661US9068435B2Gravel pack inner string adjustment deviceBROUSSARD JOHN P·Filed 2012·Granted Jun 30, 2015·2 cites·19 claims
- 0756US10844695B2Treatment tool for use in a subterranean wellWEATHERFORD TECH HOLDINGS LLC·Filed 2018·Granted Nov 24, 2020·0 cites·27 claims
- 0848US10087724B2Gravel pack manifold and associated systems and methodsWEATHERFORD TECH HOLDINGS LLC·Filed 2016·Granted Oct 2, 2018·0 cites·33 claims
- 0944US10822900B2Positioning tool with extendable landing dogsWEATHERFORD TECH HOLDINGS LLC·Filed 2016·Granted Nov 3, 2020·0 cites·19 claims
- 1043US9988876B2Valve operable between open and closed configurations in response to same direction displacementWEATHERFORD TECH HOLDINGS LLC·Filed 2016·Granted Jun 5, 2018·0 cites·16 claims
- 1133US2017145780A1Downhole Tool having Slips Set by Stacked RingsWEATHERFORD TECH HOLDINGS LLC·Filed 2015·Application pending·0 cites
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