John A. Lofgren

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Milwaukee, WI, US

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Patents Grantslast 30 patents

Information Patent Grant
Fuel dispenser flow meter fraud detection and prevention
- Patent number 9,523,597
- Issue date Dec 20, 2016
- Gilbarco Inc.
- Rodger K. Williams
- G01 - MEASURING TESTING
Information Patent Grant
Method and system for compensating for variation in attenuation mea...
- Patent number 8,283,930
- Issue date Oct 9, 2012
- General Electric Company
- David Michael Davenport
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
Fuel Dispenser Flow Meter Fraud Detection and Prevention
- Publication number 20140260514
- Publication date Sep 18, 2014
- GILBARCO INC.
- Rodger K. Williams
- G01 - MEASURING TESTING
Information Patent Application
METHOD AND SYSTEM FOR COMPENSATING FOR VARIATION IN ATTENUATION MEA...
- Publication number 20110074440
- Publication date Mar 31, 2011
- David Michael DAVENPORT
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES