Electric current

Patents Grantslast 30 patents

Patents Applicationslast 30 patents

  • Information Patent Application

    FAULT RECTIFICATION METHOD FOR A PROGRESSIVE CAVITY PUMP OF A CONVE...

    • Publication number 20230349378
    • Publication date Nov 2, 2023
    • J. Wagner GmbH
    • Thorsten SCHNITTGER
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    ELECTRIC OIL PUMP AND CONTROL SYSTEM THEREOF

    • Publication number 20230040215
    • Publication date Feb 9, 2023
    • Mikuni Corporation
    • Osamu MIURA
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Apparatus for Reducing Noise of Gear Pump Through Uneven Pitch-Simu...

    • Publication number 20220049696
    • Publication date Feb 17, 2022
    • Hyundai Motor Company
    • Sung Wook Jang
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    METHOD OF MONITORING A VOLUME INDEX VALVE OF A COMPRESSOR AND DIAGN...

    • Publication number 20210381505
    • Publication date Dec 9, 2021
    • Carrier Corporation
    • Tyler Joseph Ludwig
    • G08 - SIGNALLING
  • Information Patent Application

    METHOD FOR OPERATING A ROLLING PISTON COMPRESSOR

    • Publication number 20190271315
    • Publication date Sep 5, 2019
    • UNIVERSITY OF LOUISVILLE RESEARCH FOUNDATION, INC.
    • Joseph Wilson Latham
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    AIR COMPRESSOR AND METHOD OF OPERATION

    • Publication number 20190219044
    • Publication date Jul 18, 2019
    • Sunrise Global Marketing
    • Greg ARNOLD
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Diagnostic System

    • Publication number 20180320690
    • Publication date Nov 8, 2018
    • Emerson Climate Technologies, Inc.
    • Hung M. PHAM
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    LOAD/UNLOAD CONTROL METHOD FOR COMPRESSOR SYSTEM

    • Publication number 20170218965
    • Publication date Aug 3, 2017
    • ABB Technology Oy
    • Juha Saukko
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    ELECTRICALLY-DRIVEN COMPRESSOR FOR VEHICLE

    • Publication number 20170096049
    • Publication date Apr 6, 2017
    • KABUSHIKI KAISHA TOYOTA JIDOSHOKKI
    • Takashi KAWASHIMA
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    METHOD FOR THE START-UP CONTROL OF AN ELECTRIC VACUUM PUMP

    • Publication number 20140356190
    • Publication date Dec 4, 2014
    • Alexander Kalbeck
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    COMPRESSOR DATA MODULE

    • Publication number 20140229014
    • Publication date Aug 14, 2014
    • Emerson Climate Technologies, Inc.
    • Hung M. PHAM
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    COMPRESSOR HAVING A CONTROL AND DIAGNOSTIC MODULE

    • Publication number 20140084836
    • Publication date Mar 27, 2014
    • Emerson Climate Technologies, Inc.
    • Hung M. PHAM
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SYSTEM AND METHOD FOR COMPRESSOR MOTOR PROTECTION

    • Publication number 20130176649
    • Publication date Jul 11, 2013
    • Emerson Climate Technologies, Inc.
    • Frank S. Wallis
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    ROBUST ELECTRIC SCREW COMPRESSOR BLOCKED AIR LINE DETECTION VIA MOT...

    • Publication number 20130129527
    • Publication date May 23, 2013
    • BENDIX COMMERCIAL VEHICLES SYSTEMS, LLC
    • Marv Hamdan
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    CONTROLLER OF COMPRESSOR

    • Publication number 20130064684
    • Publication date Mar 14, 2013
    • PANASONIC CORPORATION
    • Katsumi ENDOU
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    STATE OF CHARGE ADJUSTED COMPRESSOR CONTROL

    • Publication number 20120316713
    • Publication date Dec 13, 2012
    • Bendix Commercial Vehicle Systems, LLC
    • David J. Pfefferl
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    CURRENT CONTROL VIA SPEED CONTROL FOR DRIVING SCREW COMPRESSOR UNDE...

    • Publication number 20120315151
    • Publication date Dec 13, 2012
    • Bendix Commercial Vehicle Systems, LLC
    • Marv Hamdan
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    PUMP ASSEMBLIES WITH FREEZE-PREVENTIVE HEATING

    • Publication number 20120211093
    • Publication date Aug 23, 2012
    • Micropump, Inc.
    • David J. Grimes
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    METHOD FOR PREDICTING A FAILURE IN THE ROTATION OF THE ROTOR OF A V...

    • Publication number 20120209569
    • Publication date Aug 16, 2012
    • ADIXEN VACUUM PRODUCTS
    • Nicolas Becourt
    • G05 - CONTROLLING REGULATING
  • Information Patent Application

    DISCHARGE PRESSURE ESTIMATION FOR COMPRESSOR

    • Publication number 20120177514
    • Publication date Jul 12, 2012
    • Gregory W. Hahn
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    VANE PUMP APPARATUS AND LEAK CHECK SYSTEM HAVING THE SAME

    • Publication number 20120047999
    • Publication date Mar 1, 2012
    • DENSO CORPORATION
    • Tomohiro Itoh
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Inverter-Integrated Electric Compressor

    • Publication number 20110211981
    • Publication date Sep 1, 2011
    • Sanden Corporation
    • Atsushi Saito
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Inverter Integrated Electric Compressor

    • Publication number 20110211980
    • Publication date Sep 1, 2011
    • Makoto Shibuya
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Electric Compressor Integrating Inverter

    • Publication number 20110206544
    • Publication date Aug 25, 2011
    • Atsushi Saito
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    DIAGNOSTIC SYSTEM

    • Publication number 20100293397
    • Publication date Nov 18, 2010
    • Hung M. Pham
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    METHOD FOR CONTROLLING ELECTRIC COMPRESSOR

    • Publication number 20100246083
    • Publication date Sep 30, 2010
    • Makoto Shibuya
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    VARIABLE DISPLACEMENT PUMP AND POWER STEERING APPARATUS USING THE V...

    • Publication number 20100205952
    • Publication date Aug 19, 2010
    • HITACHI AUTOMOTIVE SYSTEMS, LTD.
    • Shigeaki Yamamuro
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Application

    COMPRESSOR DIAGNOSTIC SYSTEM

    • Publication number 20100101250
    • Publication date Apr 29, 2010
    • Emerson Climate Technologies, Inc.
    • Nagaraj Jayanth
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    Pumping system and method of operation

    • Publication number 20090317261
    • Publication date Dec 24, 2009
    • Simon Harold Bruce
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    COMPRESSOR DATA MODULE

    • Publication number 20080216494
    • Publication date Sep 11, 2008
    • Hung M. Pham
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...