Charles Lee Frey

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Melbourne Beach, FL, US

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Patents Grantslast 30 patents

Information Patent Grant
Flowmeter comprising piezoelectric sensor
- Patent number 9,513,147
- Issue date Dec 6, 2016
- Jonathan Mack Frey
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
SPIROMETER COMPRISING PIEZOELECTRIC SENSOR
- Publication number 20150126889
- Publication date May 7, 2015
- South Jersey Engineering & Research, LLC
- Jonathan Mack Frey
- G01 - MEASURING TESTING
Information Patent Application
FLOWMETER COMPRISING PIEZOELECTRIC SENSOR
- Publication number 20150122051
- Publication date May 7, 2015
- South Jersey Engineering & Research, LLC
- Jonathan Mack Frey
- G01 - MEASURING TESTING