Inventor · disambiguated record
John B. Weirich
Also filed as: WEIRICH JOHN · WEIRICH JOHN B · WEIRICH JOHN BARTON
11 granted patents·2 pending applications·981 citations·filing 1988–2025
91Inventor score
Files withBAKER HUGHES INC6CHEVRON USA INC4SUPERIOR ENGERY SERVICES L L C1WEIRICH JOHN1WEIRICH JOHN BARTON1
Top patents by PatentIndex Score
13 records- 0198US6176323B1Drilling systems with sensors for determining properties of drilling fluid downholeBAKER HUGHES INC·Filed 1998·Granted Jan 23, 2001·786 cites·64 claims
- 0287US4856591AMethod and apparatus for completing a non-vertical portion of a subterranean well boreBAKER HUGHES INC·Filed 1988·Granted Aug 15, 1989·81 cites·65 claims
- 0379US2025320808A1Engineered Acoustics For Downhole EquipmentCHEVRON USA INC·Filed 2025·Application pending·0 cites
- 0478US7987909B2Apparatus and methods for allowing fluid flow inside at least one screen and outside a pipe disposed in a well boreSUPERIOR ENGERY SERVICES L L C·Filed 2008·Granted Aug 2, 2011·23 cites·6 claims
- 0577US4915172AMethod for completing a non-vertical portion of a subterranean well boreBAKER HUGHES INC·Filed 1989·Granted Apr 10, 1990·51 cites·3 claims
- 0674US12338726B2Engineered acoustics for downhole equipmentCHEVRON USA INC·Filed 2023·Granted Jun 24, 2025·0 cites·12 claims
- 0769US8622125B2Apparatus and methods for allowing fluid flow inside at least one screen and outside a pipe disposed in an well boreWEIRICH JOHN·Filed 2011·Granted Jan 7, 2014·5 cites·17 claims
- 0868US5919738AFluids for use in drilling and completion operations comprising water insoluble colloidal complexes for improved rheology and filtration controlBAKER HUGHES INC·Filed 1997·Granted Jul 6, 1999·26 cites·55 claims
- 0959US7438131B2Expandable injector pipeBAKER HUGHES INC·Filed 2005·Granted Oct 21, 2008·6 cites·20 claims
- 1053US11555383B2Sand control screen assemblies and associated methods of manufacturingCHEVRON USA INC·Filed 2019·Granted Jan 17, 2023·0 cites·20 claims
- 1153US2025101837A1Inhibiting Bridging In Annular Packs Within A WellCHEVRON USA INC·Filed 2024·Application pending·0 cites
- 1252US7721810B2Large inside diameter completion with position indicationBAKER HUGHES INC·Filed 2008·Granted May 25, 2010·3 cites·10 claims
- 1329US8739870B2System and method for sealing gravel exit ports in gravel pack assembliesWEIRICH JOHN BARTON·Filed 2008·Granted Jun 3, 2014·0 cites·17 claims
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