of liquids or gases

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CPC
G01R31/1281

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GPHYSICS G01Measuring instruments G01RMEASURING ELECTRIC VARIABLES MEASURING MAGNETIC VARIABLES G01R31/00Arrangements for testing electric properties Arrangements for locating electric faults Arrangements for electrical testing characterised by what is being tested not provided for elsewhere

Current Industry

G01R31/1281of liquids or gases

Industries

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Patents Grantslast 30 patents

Information Patent Grant
System and method of determining age of a transformer
- Patent number 11,815,566
- Issue date Nov 14, 2023
- Aurtra Pty Ltd
- Richard Harris
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
System and method of determining age of a transformer
- Patent number 11,486,939
- Issue date Nov 1, 2022
- Aurtra Pty Ltd
- Richard Harris
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Digital modulation/demodulation with active monitoring for measurem...
- Patent number 11,415,619
- Issue date Aug 16, 2022
- Joe D. Watson
- G01 - MEASURING TESTING
Information Patent Grant
Monitoring device and method for insulation monitoring of an ungrou...
- Patent number 11,353,492
- Issue date Jun 7, 2022
- Bender GmbH & Co. KG
- Dieter Hackl
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Externally mountable fault indicator assemblies for electrical devi...
- Patent number 11,143,688
- Issue date Oct 12, 2021
- Weidmann Holding AG
- Jorge Gonzalez de la Vega Rosales
- G01 - MEASURING TESTING
Information Patent Grant
Stationary bath for testing electronic components
- Patent number 10,481,198
- Issue date Nov 19, 2019
- Texas Instruments Incorporated
- David Wayne Kaase
- G01 - MEASURING TESTING
Information Patent Grant
Externally mountable fault indicator assemblies for electrical devi...
- Patent number 10,345,367
- Issue date Jul 9, 2019
- Orto de Mexico, S.A. de C.V.
- Jorge Gonzalez de la Vega Rosales
- G01 - MEASURING TESTING
Information Patent Grant
Method and device for determining an operating parameter of a fluid...
- Patent number 9,903,903
- Issue date Feb 27, 2018
- ABB Technology AG
- Axel Kramer
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method for identifying one or more simultaneously occurring partial...
- Patent number 9,835,674
- Issue date Dec 5, 2017
- Olaf Rudolph
- G01 - MEASURING TESTING
Information Patent Grant
Method for diagnosing internal fault of oil-immersed transformer th...
- Patent number 9,599,653
- Issue date Mar 21, 2017
- Hyosung Corporation
- Sung-Wook Kim
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Partial discharge sensor
- Patent number 9,383,402
- Issue date Jul 5, 2016
- Mitsubishi Electric Corporation
- Toru Fukasawa
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Testing arrangement for measuring dielectric strength of liquid ins...
- Patent number 7,842,171
- Issue date Nov 30, 2010
- Baur Pruef-und Messtechnik GmbH
- Michael Muhr
- G01 - MEASURING TESTING
Information Patent Grant
Method for carrying out the electrical breakdown of a gaseous diele...
- Patent number 6,545,480
- Issue date Apr 8, 2003
- Valery Venginovich Starikov
- Igor Viktorovich Zhuravkov
- G01 - MEASURING TESTING
Information Patent Grant
Method and device for detecting partial discharges
- Patent number 6,323,655
- Issue date Nov 27, 2001
- N. V. Kema
- Yan Hong Fu
- G01 - MEASURING TESTING
Information Patent Grant
Supervisory apparatus for oil-filled electrical equipment
- Patent number 5,949,343
- Issue date Sep 7, 1999
- Mitsubishi Denki Kabushiki Kaisha
- Takashi Sesekura
- G01 - MEASURING TESTING
Information Patent Grant
Partial-discharge measuring device
- Patent number 5,804,972
- Issue date Sep 8, 1998
- Asea Brown Boveri AG
- Nicholas de Kock
- G01 - MEASURING TESTING
Information Patent Grant
Apparatus for testing dielectric strength of materials
- Patent number 4,663,585
- Issue date May 5, 1987
- Baur Pruf-und Messtechnik K.G.
- Michael Kruger
- G01 - MEASURING TESTING
Information Patent Grant
Method and apparatus for diagnosing oil-filled electric apparatus
- Patent number 4,502,320
- Issue date Mar 5, 1985
- Hitachi, Ltd.
- Seiichi Sakai
- G01 - MEASURING TESTING
Information Patent Grant
Methods and apparatus for monitoring the condition of dielectric li...
- Patent number 4,392,110
- Issue date Jul 5, 1983
- National Research Development Corporation
- Mohamed F. El-Menshawy
- G01 - MEASURING TESTING
Information Patent Grant
VLF Capacitor corona detection
- Patent number 4,245,187
- Issue date Jan 13, 1981
- The United States of America as represented by the Secretary of the Navy
- Neal K. Wagner
- G01 - MEASURING TESTING
Information Patent Grant
Transformer protective device
- Patent number 4,192,174
- Issue date Mar 11, 1980
- Automation 2000 S.A.
- Claude Lobermann
- G01 - MEASURING TESTING
Information Patent Grant
3559049
- Patent number 3,559,049
- Issue date Jan 26, 1971
- G01 - MEASURING TESTING
Information Patent Grant
3460125
- Patent number 3,460,125
- Issue date Aug 5, 1969
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
SIMULTANEOUS DETECTION METHOD AND SYSTEM FOR DISSOLVED GAS AND PART...
- Publication number 20240288359
- Publication date Aug 29, 2024
- CHONGQING UNIVERSITY
- Fu Wan
- G01 - MEASURING TESTING
Information Patent Application
SENSOR DEVICE FOR MONITORING THE DIELECTRIC STRENGTH OF A DIELECTRI...
- Publication number 20240230747
- Publication date Jul 11, 2024
- ELTEK S.P.A
- Marco PIZZI
- G01 - MEASURING TESTING
Information Patent Application
FAULT GAS DETECTION SYSTEM FOR A LIQUID FILLED HIGH VOLTAGE TRANSFO...
- Publication number 20230266378
- Publication date Aug 24, 2023
- Siemens Gamesa Renewable Energy A/S
- Leif Nielsen
- F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
Information Patent Application
SYSTEM AND METHOD OF DETERMINING AGE OF A TRANSFORMER
- Publication number 20230026099
- Publication date Jan 26, 2023
- Aurtra Pty Ltd
- Richard Harris
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Methods of Fitting and Retrofitting Transformers with Fault Indicat...
- Publication number 20220003805
- Publication date Jan 6, 2022
- Weidmann Holding AG
- Jorge Gonzalez de la Vega Rosales
- G01 - MEASURING TESTING
Information Patent Application
MONITORING DEVICE AND METHOD FOR INSULATION MONITORING OF AN UNGROU...
- Publication number 20210263093
- Publication date Aug 26, 2021
- BENDER GMBH & CO. KG
- Dieter Hackl
- G01 - MEASURING TESTING
Information Patent Application
DIGITAL MODULATION/DEMODULATION WITH ACTIVE MONITORING FOR MEASUREM...
- Publication number 20210190851
- Publication date Jun 24, 2021
- Joe D. Watson
- G01 - MEASURING TESTING
Information Patent Application
SYSTEM AND METHOD OF DETERMINING AGE OF A TRANSFORMER
- Publication number 20210063496
- Publication date Mar 4, 2021
- Aurtra Pty Ltd
- Richard Harris
- G01 - MEASURING TESTING
Information Patent Application
FAULT LOCATING METHOD AND SYSTEM BASED ON MULTI-LAYER EVALUATION MODEL
- Publication number 20210003640
- Publication date Jan 7, 2021
- WUHAN UNIVERSITY
- Yigang HE
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Externally Mountable Fault Indicator Assemblies for Electrical Devi...
- Publication number 20200141994
- Publication date May 7, 2020
- Weidmann Holding AG
- Jorge Gonzalez de la Vega Rosales
- G01 - MEASURING TESTING
Information Patent Application
STATIONARY BATH FOR TESTING ELECTRONIC COMPONENTS
- Publication number 20190204377
- Publication date Jul 4, 2019
- TEXAS INSTRUMENTS INCORPORATED
- David Wayne Kaase
- G01 - MEASURING TESTING
Information Patent Application
TESTING METHOD AND TESTING APPARATUS
- Publication number 20180335467
- Publication date Nov 22, 2018
- Mitsubishi Electric Corporation
- Fukutaro KATO
- G01 - MEASURING TESTING
Information Patent Application
DEVICE AND METHOD FOR ASSESSING THE DEGRADATION OF THE INSULATION O...
- Publication number 20140347071
- Publication date Nov 27, 2014
- Gian Carlo Montanari
- G01 - MEASURING TESTING
Information Patent Application
Method for Identifying One or More Simultaneously Occurring Partial...
- Publication number 20140340096
- Publication date Nov 20, 2014
- Olaf Rudolph
- G01 - MEASURING TESTING
Information Patent Application
Method And Device For Determining An Operating Parameter Of A Fluid...
- Publication number 20140306718
- Publication date Oct 16, 2014
- Axel Kramer
- G01 - MEASURING TESTING
Information Patent Application
DIAGNOSTIC METHOD AND APPARATUS FOR ASSESSING THE INSULATION CONDIT...
- Publication number 20120290229
- Publication date Nov 15, 2012
- TECHIMP TECHNOLOGIES, S.R.L.
- Andrea Cavallini
- G01 - MEASURING TESTING
Information Patent Application
ON-LINE DIAGNOSTIC AND PREDICTION OF DIELECTRIC BEHAVIOR OF POWER T...
- Publication number 20100274529
- Publication date Oct 28, 2010
- Josef Altmann
- G01 - MEASURING TESTING
Information Patent Application
TESTING ARRANGEMENT
- Publication number 20070227880
- Publication date Oct 4, 2007
- Baur Pruef- und Messtechnik GmbH
- Michael Muhr
- G01 - MEASURING TESTING
Information Patent Application
Partial discharge detecting sensor and gas insulated electric appar...
- Publication number 20050285604
- Publication date Dec 29, 2005
- Ryoichi Shinohara
- G01 - MEASURING TESTING

of liquids or gases

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

System and method of determining age of a transformer

System and method of determining age of a transformer

Digital modulation/demodulation with active monitoring for measurem...

Monitoring device and method for insulation monitoring of an ungrou...

Externally mountable fault indicator assemblies for electrical devi...

Stationary bath for testing electronic components

Externally mountable fault indicator assemblies for electrical devi...

Method and device for determining an operating parameter of a fluid...

Method for identifying one or more simultaneously occurring partial...

Method for diagnosing internal fault of oil-immersed transformer th...

Partial discharge sensor

Testing arrangement for measuring dielectric strength of liquid ins...

Method for carrying out the electrical breakdown of a gaseous diele...

Method and device for detecting partial discharges

Supervisory apparatus for oil-filled electrical equipment

Partial-discharge measuring device

Apparatus for testing dielectric strength of materials

Method and apparatus for diagnosing oil-filled electric apparatus

Methods and apparatus for monitoring the condition of dielectric li...

VLF Capacitor corona detection

Transformer protective device

3559049

3460125

Patents Applicationslast 30 patents

SIMULTANEOUS DETECTION METHOD AND SYSTEM FOR DISSOLVED GAS AND PART...

SENSOR DEVICE FOR MONITORING THE DIELECTRIC STRENGTH OF A DIELECTRI...

FAULT GAS DETECTION SYSTEM FOR A LIQUID FILLED HIGH VOLTAGE TRANSFO...

SYSTEM AND METHOD OF DETERMINING AGE OF A TRANSFORMER

Methods of Fitting and Retrofitting Transformers with Fault Indicat...

MONITORING DEVICE AND METHOD FOR INSULATION MONITORING OF AN UNGROU...

DIGITAL MODULATION/DEMODULATION WITH ACTIVE MONITORING FOR MEASUREM...

SYSTEM AND METHOD OF DETERMINING AGE OF A TRANSFORMER

FAULT LOCATING METHOD AND SYSTEM BASED ON MULTI-LAYER EVALUATION MODEL

Externally Mountable Fault Indicator Assemblies for Electrical Devi...

STATIONARY BATH FOR TESTING ELECTRONIC COMPONENTS

TESTING METHOD AND TESTING APPARATUS

DEVICE AND METHOD FOR ASSESSING THE DEGRADATION OF THE INSULATION O...

Method for Identifying One or More Simultaneously Occurring Partial...

Method And Device For Determining An Operating Parameter Of A Fluid...

DIAGNOSTIC METHOD AND APPARATUS FOR ASSESSING THE INSULATION CONDIT...

ON-LINE DIAGNOSTIC AND PREDICTION OF DIELECTRIC BEHAVIOR OF POWER T...

TESTING ARRANGEMENT

Partial discharge detecting sensor and gas insulated electric appar...