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Keyvan Fatehi
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Irvine, CA, US
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Patents Grants
last 30 patents
Information
Patent Grant
Retrofit automatic seismic wave detector and valve shutoff device
Patent number
11,680,655
Issue date
Jun 20, 2023
Mohammad Taghi Fatehi
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Automatic seismic wave detector and valve controller
Patent number
11,572,678
Issue date
Feb 7, 2023
Mohammad Taghi Fatehi
E03 - WATER SUPPLY SEWERAGE
Information
Patent Grant
Automatic seismic wave detector and valve controller
Patent number
10,876,277
Issue date
Dec 29, 2020
Mohammad Taghi Fatehi
G01 - MEASURING TESTING
Information
Patent Grant
Retrofit automatic seismic wave detector and valve shutoff device
Patent number
10,718,442
Issue date
Jul 21, 2020
Mohammad Taghi Fatehi
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Intelligent retrofit seismic wave detector and valve shutoff device
Patent number
10,520,103
Issue date
Dec 31, 2019
Mohammad Taghi Fatehi
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...