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Gas turbine engine vane end devices
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Patent number 11,326,464
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Issue date May 10, 2022
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Rolls-Royce North American Technologies Inc.
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Linnea Taketa
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F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
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Intershaft seal assembly
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Patent number 11,193,594
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Issue date Dec 7, 2021
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Rolls-Royce Corporation
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John Munson
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Ceramic seal runner support system
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Patent number 10,571,028
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Issue date Feb 25, 2020
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Rolls-Royce Corporation
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Phillip Howard Burnside
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Intershaft seal assembly
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Patent number 10,520,096
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Issue date Dec 31, 2019
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Rolls-Royce Corporation
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John Munson
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F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
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Labyrinth seal with tunable flow splitter
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Patent number 10,415,735
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Issue date Sep 17, 2019
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Rolls-Royce Corporation
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John Munson
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Gas turbine engine vane end devices
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Patent number 10,370,995
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Issue date Aug 6, 2019
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Rolls-Royce North American Technologies Inc.
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Linnea Taketa
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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Gas turbine engine vane end devices
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Patent number 9,938,845
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Issue date Apr 10, 2018
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Rolls-Royce Corporation
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Linnea Taketa
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F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
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Seals for a gas turbine engine
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Patent number 9,051,882
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Issue date Jun 9, 2015
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Rolls-Royce Corporation
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Andrew D. Copeland
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F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
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Circumferential sealing arrangement
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Patent number 8,657,573
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Issue date Feb 25, 2014
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Rolls-Royce Corporation
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John Munson
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Lubricant scoop
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Patent number 8,464,835
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Issue date Jun 18, 2013
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Rolls-Royce Corporation
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John Munson
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F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
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Lubrication scavenge system
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Patent number 8,201,663
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Issue date Jun 19, 2012
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Rolls-Royce Corporation
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John Munson
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F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
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Circumferential sealing arrangement
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Patent number 7,905,495
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Issue date Mar 15, 2011
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Rolls-Royce Corporation
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John Munson
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F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
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Lubrication scavenge system
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Patent number 7,878,303
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Issue date Feb 1, 2011
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Rolls-Royce Corporation
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John Munson
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F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
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Sump housing
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Patent number 7,789,200
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Issue date Sep 7, 2010
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Rolls-Royce Corporation
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John Munson
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F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
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Lubricant sump with metal foam diffuser
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Patent number 7,753,172
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Issue date Jul 13, 2010
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Rolls-Royce Corporation
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John H. Munson
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F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
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Hydrodynamic foil face seal
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Patent number 7,261,300
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Issue date Aug 28, 2007
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R & D Dynamics Corporation
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Giridhari L. Agrawal
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Cooled shaft seal
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Patent number 4,969,652
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Issue date Nov 13, 1990
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General Motors Corporation
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John H. Munson
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F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES