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Internal gear pump
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Patent number 11,319,811
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Issue date May 3, 2022
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SUBARU CORPORATION
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Hiroaki Higashioka
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F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
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Helical trochoidal rotary machines
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Patent number 11,306,720
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Issue date Apr 19, 2022
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Rotoliptic Technologies Incorporated
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Greg John Montie
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F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
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Pressure changing device
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Patent number 11,035,364
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Issue date Jun 15, 2021
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Sten Kreuger
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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Sealing in helical trochoidal rotary machines
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Patent number 10,844,859
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Issue date Nov 24, 2020
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Rotoliptic Technologies Incorporated
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Greg John Montie
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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Expandable pistons
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Patent number 10,738,615
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Issue date Aug 11, 2020
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Genesis Advanced Technology Inc.
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James Brent Klassen
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F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
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-
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Fluid pressure changing device
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Patent number 10,408,214
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Issue date Sep 10, 2019
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Sten Kreuger
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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Internal combustion engine
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Patent number 10,125,675
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Issue date Nov 13, 2018
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LiquidPiston, Inc.
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Alexander C. Shkolnik
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Fluid pressure changing device
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Patent number 10,001,123
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Issue date Jun 19, 2018
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Sten Kreuger
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F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
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Rotary machine
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Patent number 9,890,639
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Issue date Feb 13, 2018
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Peter Broatch
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F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
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Rotary machine
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Patent number 9,714,605
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Issue date Jul 25, 2017
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Lumenium LLC
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Joseph B. Wooldridge
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F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
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Air-cooled rotary engine
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Patent number 9,528,435
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Issue date Dec 27, 2016
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LiquidPiston, Inc.
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Nikolay Shkolnik
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F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
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Sealing system for gerotor apparatus
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Patent number 8,753,099
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Issue date Jun 17, 2014
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The Texas A&M University System
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Mark T. Holtzapple
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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Fluid energy transfer device
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Patent number 8,714,951
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Issue date May 6, 2014
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Ener-G-Rotors, Inc.
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George A. Yarr
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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