operated by abnormal product of, or abnormal phase angle between, voltage and current

Industry

CPC
H01H83/18

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Parent Industries

HELECTRICITY H01Electric elements H01HELECTRIC SWITCHES RELAYS SELECTORS EMERGENCY PROTECTIVE DEVICES H01H83/00Protective switches

Current Industry

H01H83/18operated by abnormal product of, or abnormal phase angle between, voltage and current

Industries

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Patents Grantslast 30 patents

Information Patent Grant
Crowbar device and multistage crowbar apparatus
- Patent number 11,322,932
- Issue date May 3, 2022
- Hitachi Energy Switzerland AG
- Hans Sjökvist
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Fuseless switch for cross phase of power line communication
- Patent number 11,005,529
- Issue date May 11, 2021
- Yen-Po Chen
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Power distribution box equipped with resistive leakage current dete...
- Patent number 10,742,009
- Issue date Aug 11, 2020
- TOZZTECH CO., LTD.
- Hyeon Jin Ha
- G01 - MEASURING TESTING
Information Patent Grant
Electric power generation control system for vehicle
- Patent number 9,007,034
- Issue date Apr 14, 2015
- Honda Motor Co., Ltd.
- Jun Iida
- B60 - VEHICLES IN GENERAL
Information Patent Grant
System and method to reduce electrical transients
- Patent number 8,941,269
- Issue date Jan 27, 2015
- Reliance Controls Corporation
- Jeffrey D. Flegel
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
2521865
- Patent number 2,521,865
- Issue date Sep 12, 1950
- G01 - MEASURING TESTING
Information Patent Grant
2470614
- Patent number 2,470,614
- Issue date May 17, 1949
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
2077321
- Patent number 2,077,321
- Issue date Apr 13, 1937
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
1948711
- Patent number 1,948,711
- Issue date Feb 27, 1934
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
FUSELESS SWITCH FOR CROSS PHASE OF POWER LINE COMMUNICATION
- Publication number 20200169292
- Publication date May 28, 2020
- Yen-Po Chen
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
DETERMINATION OF THE LOCATION OF AN ELECTRICAL DISTURBANCE
- Publication number 20130187662
- Publication date Jul 25, 2013
- GE AVIATION SYSTEMS LIMITED
- Andrew Ceri Davis
- G01 - MEASURING TESTING
Information Patent Application
ELECTRIC POWER GENERATION CONTROL SYSTEM FOR VEHICLE
- Publication number 20130169239
- Publication date Jul 4, 2013
- Honda Motor Co., Ltd.
- Jun IIDA
- B60 - VEHICLES IN GENERAL

operated by abnormal product of, or abnormal phase angle between, voltage and current

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Crowbar device and multistage crowbar apparatus

Fuseless switch for cross phase of power line communication

Power distribution box equipped with resistive leakage current dete...

Electric power generation control system for vehicle

System and method to reduce electrical transients

2521865

2470614

2077321

1948711

Patents Applicationslast 30 patents

FUSELESS SWITCH FOR CROSS PHASE OF POWER LINE COMMUNICATION

DETERMINATION OF THE LOCATION OF AN ELECTRICAL DISTURBANCE

ELECTRIC POWER GENERATION CONTROL SYSTEM FOR VEHICLE