John Malcolm Gray

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Calgary, CA

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Patents Grantslast 30 patents

Information Patent Grant
Supercharger
- Patent number 10,006,340
- Issue date Jun 26, 2018
- John Malcolm Gray
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS

Patents Applicationslast 30 patents

Information Patent Application
Supercharger
- Publication number 20150167541
- Publication date Jun 18, 2015
- John Malcolm Gray
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...