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Arrangements for measuring phase angle between a voltage and a current, or between voltages or currents
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G01R25/00
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Parent Industries
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PHYSICS
G01
Measuring instruments
G01R
MEASURING ELECTRIC VARIABLES MEASURING MAGNETIC VARIABLES
Current Industry
G01R25/00
Arrangements for measuring phase angle between a voltage and a current, or between voltages or currents
Sub Industries
G01R25/005
Circuits for comparing several input signals and for indicating the result of this comparison
G01R25/02
in circuits having distributed constants
G01R25/04
involving adjustment of a phase shifter to produce a predetermined phase difference
G01R25/06
employing quotient instrument
G01R25/08
by counting of standard pulses
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Patents Grants
last 30 patents
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Patent Grant
Capacitor bank fault detection and identification
Patent number
12,313,701
Issue date
May 27, 2025
Schweitzer Engineering Laboratories, Inc.
Jeremy William Blair
G01 - MEASURING TESTING
Information
Patent Grant
Digital droop detector
Patent number
12,306,228
Issue date
May 20, 2025
MARVELL ASIA PTE. LTD.
Ernest Knoll
G01 - MEASURING TESTING
Information
Patent Grant
Current transducer for measuring the current flowing through an ele...
Patent number
12,270,838
Issue date
Apr 8, 2025
Phoenix Contact GmbH & Co. KG
Martin Jankowski
G01 - MEASURING TESTING
Information
Patent Grant
Active rectifier harmonics compensator
Patent number
12,273,022
Issue date
Apr 8, 2025
Hamilton Sundstrand Corporation
Grzegorz Popek
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Method and device for detecting the phase of a signal via a hybrid...
Patent number
12,270,842
Issue date
Apr 8, 2025
STMicroelectronics France
Vincent Knopik
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
High accuracy non-invasive current sensor system
Patent number
12,253,545
Issue date
Mar 18, 2025
Purdue Research Foundation
Kaushik Roy
G01 - MEASURING TESTING
Information
Patent Grant
Energy supply system
Patent number
12,246,612
Issue date
Mar 11, 2025
Dr. Ing. h.c.F. Porsche
Daniel Spesser
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Cooking apparatus capable of detecting temperature of object to be...
Patent number
12,250,759
Issue date
Mar 11, 2025
LG Electronics Inc.
Dooyong Oh
G01 - MEASURING TESTING
Information
Patent Grant
Phase detection circuitry for high-frequency phase error detection
Patent number
12,248,335
Issue date
Mar 11, 2025
Synopsys, Inc.
Choon H. Leong
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Wireless power transmitting apparatus and method for wirelessly tra...
Patent number
12,249,844
Issue date
Mar 11, 2025
Samsung Electronics Co., Ltd.
Jaeseok Park
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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Patent Grant
Monitoring thin film deposition
Patent number
12,227,846
Issue date
Feb 18, 2025
Inficon, Inc.
Mohamed Buhary Rinzan
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Semiconductor integrated circuit
Patent number
12,166,478
Issue date
Dec 10, 2024
Kabushiki Kaisha Toshiba
Toshio Nagasawa
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Motor winding fault diagnosis
Patent number
12,140,637
Issue date
Nov 12, 2024
EATON INTELLIGENT POWER LIMITED
Gurmeet Singh
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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Patent Grant
Control apparatus, identifying apparatus, control method, identifyi...
Patent number
12,130,315
Issue date
Oct 29, 2024
Nippon Telegraph and Telephone Corporation
Hidetoshi Takada
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Fault detection in a power transmission system
Patent number
12,130,321
Issue date
Oct 29, 2024
HITACHI ENERGY LTD
Suresh Maturu
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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Patent Grant
Method for determining a state of at least one cell of a battery, a...
Patent number
12,130,337
Issue date
Oct 29, 2024
Volkswagen Aktiengesellschaft
Christian Wick
G01 - MEASURING TESTING
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Patent Grant
Systems and methods for optimal synchrophasor data recovery
Patent number
12,111,821
Issue date
Oct 8, 2024
ABB Schweiz AG
Mohammad Razeghi-Jahromi
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Electronic device and phase detector
Patent number
12,105,126
Issue date
Oct 1, 2024
NANYA TECHNOLOGY CORPORATION
Wu-Der Yang
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Systems and methods for duty cycle measurement
Patent number
12,066,476
Issue date
Aug 20, 2024
Taiwan Semiconductor Manufacturing Company, Ltd
Tsung-Hsien Tsai
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Method for identifying at least one diagnosis variable, measuring d...
Patent number
12,066,498
Issue date
Aug 20, 2024
Siemens Aktiengesellschaft
Wiebke Froehner
G01 - MEASURING TESTING
Information
Patent Grant
Method for monitoring the operation of a frequency converter, and f...
Patent number
12,063,004
Issue date
Aug 13, 2024
Lenze SE
Johannes Brandt
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Portable sync module
Patent number
12,055,572
Issue date
Aug 6, 2024
Saudi Arabian Oil Company
Abdulaziz A. Ansari
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Measurement device, measurement device control method, and measurem...
Patent number
12,050,238
Issue date
Jul 30, 2024
INFORMETIS CORPORATION
Yasuhiko Inoue
G01 - MEASURING TESTING
Information
Patent Grant
Electronic device and phase detector
Patent number
12,038,462
Issue date
Jul 16, 2024
NANYA TECHNOLOGY CORPORATION
Wu-Der Yang
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Motor driver using correcting mechanism on sensed motor position
Patent number
12,034,394
Issue date
Jul 9, 2024
Anpec Electronics Corporation
Kun-Min Chen
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Deep learning-based optimal power flow solution with applications t...
Patent number
12,027,852
Issue date
Jul 2, 2024
City University of Hong Kong
Minghua Chen
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Broken rail detector
Patent number
11,975,750
Issue date
May 7, 2024
Athena Industrial Technologies Inc.
Paul D. Gies
B61 - RAILWAYS
Information
Patent Grant
Method and system for determining a phase shift between a phase cur...
Patent number
11,971,436
Issue date
Apr 30, 2024
Bombardier Primove GmbH
Andreas Büming
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Grid voltage phase detector
Patent number
11,971,437
Issue date
Apr 30, 2024
HYOSUNG HEAVY INDUSTRIES CORPORATION
Hyun Jun Kim
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Transmitter for transmitting a process variable to a programmable l...
Patent number
11,949,227
Issue date
Apr 2, 2024
IFM Electronic GmbH
Heinz Walter
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Patents Applications
last 30 patents
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Patent Application
POWER CONVERSION DEVICE
Publication number
20250147563
Publication date
May 8, 2025
Hitachi Industrial Equipment Systems Co., Ltd.
Kazuaki TOBARI
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
SUBSTRATE PROCESSING SYSTEM WITH CAPABILITIES FOR DETECTING WHETHER...
Publication number
20250140540
Publication date
May 1, 2025
ASM IP HOLDING B.V.
Sergei Golovkov
G01 - MEASURING TESTING
Information
Patent Application
SYSTEMS AND METHODS FOR MEASURING INDUCTION COIL PARAMETERS
Publication number
20250113414
Publication date
Apr 3, 2025
Haier US Appliance Solutions, Inc.
Ali Faraji-Tajrishi
G01 - MEASURING TESTING
Information
Patent Application
Transformer Test System and Method
Publication number
20250110191
Publication date
Apr 3, 2025
AVO MULTI-AMP CORPORATION D/B/A MEGGER
Oleh Iwanusiw
G01 - MEASURING TESTING
Information
Patent Application
METHOD AND DEVICE FOR MEASURING TEMPERATURE OF VIBRATOR IN NON-CONT...
Publication number
20250089797
Publication date
Mar 20, 2025
KT&G Corporation
Jin Chul JUNG
A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES
Information
Patent Application
MOTOR DRIVE CONTROL DEVICE AND METHOD FOR DETECTING IDLING OF MOTOR
Publication number
20250080027
Publication date
Mar 6, 2025
MINEBEA MITSUMI INC.
Hidetoshi HIJIKATA
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
DIRECTIONAL OVERCURRENT MONITORING IN SUBSTATION TRANSFORMERS
Publication number
20250052836
Publication date
Feb 13, 2025
Onesubsea IP UK Limited
Audun Magne Askeland
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
ELECTRICAL CONDUCTIVITY DETECTOR
Publication number
20250027912
Publication date
Jan 23, 2025
Shimadzu Corporation
Hiroki TANIGUCHI
G01 - MEASURING TESTING
Information
Patent Application
METHOD OF DETERMINING FAULT OF POWER SYSTEM
Publication number
20250020735
Publication date
Jan 16, 2025
ABB Schweiz AG
Kai Liu
G01 - MEASURING TESTING
Information
Patent Application
IMPEDANCE DETECTION CIRCUIT, IMPEDANCE CONTROL CIRCUIT, AND DOHERTY...
Publication number
20250015765
Publication date
Jan 9, 2025
MURATA MANUFACTURING CO., LTD.
Shohei IMAI
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
POWER GRID FREQUENCY DETECTION METHOD, APPARATUS, POWER GRID FREQUE...
Publication number
20240429718
Publication date
Dec 26, 2024
GOLDWIND SCIENCE & TECHNOLOGY CO., LTD.
Xiaodong CAO
G01 - MEASURING TESTING
Information
Patent Application
Detection of a crossed connection on a single-phase meter
Publication number
20240418799
Publication date
Dec 19, 2024
SAGEMCOM ENERGY & TELECOM SAS
Sylvestre ADAM
G01 - MEASURING TESTING
Information
Patent Application
AIRCRAFT CONTROL SURFACE ELEMENT MONITORING SYSTEM
Publication number
20240410720
Publication date
Dec 12, 2024
MOOG WOLVERHAMPTON LIMITED
Stephen George Burrow
B64 - AIRCRAFT AVIATION COSMONAUTICS
Information
Patent Application
MEASUREMENT APPARATUS AND MEASUREMENT METHOD
Publication number
20240377477
Publication date
Nov 14, 2024
YOKOGAWA ELECTRIC CORPORATION
Kenji Murakami
G01 - MEASURING TESTING
Information
Patent Application
Systems and Methods for Duty Cycle Measurement
Publication number
20240361371
Publication date
Oct 31, 2024
Taiwan Semiconductor Manufacturing Company, Ltd.
Tsung-Hsien Tsai
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
METHOD AND APPARATUS FOR PHASE DETECTION
Publication number
20240361368
Publication date
Oct 31, 2024
SHENZHEN PANGO MICROSYSTEMS CO.,LTD
XINJIAN CHEN
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
METHOD OF ASSESSING A CONDITION OF A HEATING ARRANGEMENT
Publication number
20240329105
Publication date
Oct 3, 2024
CHROMALOX, INC.
James LEWIS
G01 - MEASURING TESTING
Information
Patent Application
INDUCTION DEVICE AND METHOD FOR SENSING EXTERNAL DEVICE BY INDUCTIO...
Publication number
20240328827
Publication date
Oct 3, 2024
Samsung Electronics Co., Ltd.
Kyungmin LEE
G01 - MEASURING TESTING
Information
Patent Application
Method and Device for Monitoring Phase Current Sensors
Publication number
20240319305
Publication date
Sep 26, 2024
Bayerische Motoren Werke Aktiengesellschaft
Stefan LUDWIG
G01 - MEASURING TESTING
Information
Patent Application
DEVICE AND METHOD FOR MONITORING POWER SUPPLY VOLTAGE OF ELECTRONIC...
Publication number
20240310418
Publication date
Sep 19, 2024
Beijing Youzhuju Network Technology Co., Ltd.
Junyan Guo
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
PHASE DETECTION CIRCUITRY FOR HIGH-FREQUENCY PHASE ERROR DETECTION
Publication number
20240302855
Publication date
Sep 12, 2024
Synopsys, Inc.
Choon H. LEONG
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
BROKEN RAIL DETECTOR
Publication number
20240278815
Publication date
Aug 22, 2024
Athena Industrial Technologies Inc.
Paul D. Gies
B61 - RAILWAYS
Information
Patent Application
METHOD AND SYSTEM FOR CALIBRATING VOLTAGE MEASUREMENTS IN A SYSTEM...
Publication number
20240272260
Publication date
Aug 15, 2024
Schneider Electric Industries SAS
Michel Hennequin
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
BEARING DEVICE STATE DETECTING METHOD, DETECTING DEVICE, AND PROGRAM
Publication number
20240255030
Publication date
Aug 1, 2024
NSK Ltd.
Taisuke MARUYAMA
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
CONTROLLER FAILURE DIAGNOSING DEVICE AND METHOD
Publication number
20240255557
Publication date
Aug 1, 2024
HL MANDO CORPORATION
Jae Sang PARK
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
SYSTEM AND METHOD FOR DETECTING BEARING INSULATION AND GROUND BRUSH...
Publication number
20240248128
Publication date
Jul 25, 2024
General Electric Renovables España, S.L.
Kapil Jha
F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
Information
Patent Application
DETERMINING METHOD AND APPARATUS FOR WORKING VOLTAGE OF ISOLATED NE...
Publication number
20240241160
Publication date
Jul 18, 2024
SIEMENS AKTIENGESELLSCHAFT
Hai Tao Lian
G01 - MEASURING TESTING
Information
Patent Application
RF SIGNAL PARAMETER MEASUREMENT IN AN INTEGRATED CIRCUIT FABRICATIO...
Publication number
20240203711
Publication date
Jun 20, 2024
LAM RESEARCH CORPORATION
Sunil Kapoor
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Method for Determining Phase Currents, Control Device, Drive System...
Publication number
20240171106
Publication date
May 23, 2024
Bayerische Motoren Werke Aktiengesellschaft
Silko FEUSTEL
B60 - VEHICLES IN GENERAL
Information
Patent Application
POWER SYSTEM FOR IDENTIFYING POWER FAULTS
Publication number
20240168074
Publication date
May 23, 2024
Cummins Power Generation Inc.
Shubhranshu Verma
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER