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Ertha Space Technologies
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Potomac Falls, VA, US
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Patents Grants
last 30 patents
Information
Patent Grant
Earthquake warning system
Patent number
10,823,864
Issue date
Nov 3, 2020
Ertha Space Technologies
Dimitar Ouzounov
G01 - MEASURING TESTING
Information
Patent Grant
Earthquake forecast device
Patent number
10,598,804
Issue date
Mar 24, 2020
Ertha Space Technologies
Dimitar Ouzounov
G01 - MEASURING TESTING
Information
Patent Grant
Earthquake forecaster
Patent number
10,185,045
Issue date
Jan 22, 2019
Ertha Space Technologies
Dimitar Ouzounov
G01 - MEASURING TESTING
Patents Applications
last 30 patents
Information
Patent Application
Earthquake Warning System
Publication number
20200225373
Publication date
Jul 16, 2020
Ertha Space Technologies
Dimitar Ouzounov
G01 - MEASURING TESTING
Information
Patent Application
Earthquake Forecast Device
Publication number
20190107638
Publication date
Apr 11, 2019
Ertha Space Technologies
Dimitar Ouzounov
G01 - MEASURING TESTING
Information
Patent Application
Earthquake Forecaster
Publication number
20160370478
Publication date
Dec 22, 2016
Ertha Space Technologies
Dimitar Ouzounov
G01 - MEASURING TESTING
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last 30 trademarks