Matthew James Hall

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San Diego, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Parking meter
- Patent number 10,089,814
- Issue date Oct 2, 2018
- IPS Group Inc.
- David William King
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Parking meter
- Patent number 9,685,027
- Issue date Jun 20, 2017
- IPS Group Inc.
- David William King
- G07 - CHECKING-DEVICES
Information Patent Grant
Parking meter
- Patent number 9,640,016
- Issue date May 2, 2017
- IPS Group Inc.
- David William King
- G07 - CHECKING-DEVICES

Patents Applicationslast 30 patents

Information Patent Application
PARKING METER
- Publication number 20180350185
- Publication date Dec 6, 2018
- IPS Group Inc.
- David William King
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
PARKING METER
- Publication number 20170193734
- Publication date Jul 6, 2017
- IPS Group Inc.
- David William King
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Parking Meter
- Publication number 20150235503
- Publication date Aug 20, 2015
- IPS Group, Inc.
- David William King
- G06 - COMPUTING CALCULATING COUNTING