Ritwik Chowdhury

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Toronto, CA

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Patents Grantslast 30 patents

Information Patent Grant
Generator stator ground protection using third harmonic
- Patent number 10,931,097
- Issue date Feb 23, 2021
- Schweitzer Engineering Laboratories, Inc.
- Ritwik Chowdhury
- G01 - MEASURING TESTING
Information Patent Grant
Sensitive directional element for generator protection
- Patent number 10,797,632
- Issue date Oct 6, 2020
- Schweitzer Engineering Laboratories, Inc.
- Ritwik Chowdhury
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Overexcitation protection for electric power system equipment
- Patent number 10,578,653
- Issue date Mar 3, 2020
- Schweitzer Engineering Laboratories, Inc.
- Ritwik Chowdhury
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Multiple generator ground fault detection
- Patent number 10,333,291
- Issue date Jun 25, 2019
- Schweitzer Engineering Laboratories, Inc.
- Ritwik Chowdhury
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Patents Applicationslast 30 patents

Information Patent Application
SENSITIVE DIRECTIONAL ELEMENT FOR GENERATOR PROTECTION
- Publication number 20200067445
- Publication date Feb 27, 2020
- Schweitzer Engineering Laboratories, Inc.
- Ritwik Chowdhury
- G01 - MEASURING TESTING
Information Patent Application
OVEREXCITATION PROTECTION FOR ELECTRIC POWER SYSTEM EQUIPMENT
- Publication number 20190271725
- Publication date Sep 5, 2019
- Schweitzer Engineering Laboratories, Inc.
- Ritwik Chowdhury
- G01 - MEASURING TESTING
Information Patent Application
GENERATOR STATOR GROUND PROTECTION USING THIRD HARMONIC
- Publication number 20190097417
- Publication date Mar 28, 2019
- Schweitzer Engineering Laboratories, Inc.
- Ritwik Chowdhury
- F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
Information Patent Application
MULTIPLE GENERATOR GROUND FAULT DETECTION
- Publication number 20190097418
- Publication date Mar 28, 2019
- Schweitzer Engineering Laboratories, Inc.
- Ritwik Chowdhury
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER