Christopher Mark BARRIEAU

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Shirley, MA, US

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Patents Grantslast 30 patents

Information Patent Grant
Method and system of granting control access via QR code
- Patent number 11,347,985
- Issue date May 31, 2022
- Johnson Controls Tyco IP Holdings LLP
- Christopher Mark Barrieau
- G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

Information Patent Application
QR CODE PROXIMITY TESTING
- Publication number 20210110226
- Publication date Apr 15, 2021
- Johnson Controls Fire Protection LP
- Christopher Mark BARRIEAU
- G06 - COMPUTING CALCULATING COUNTING