… patent recognized by the Canadian Intellectual Property Office’s … and reducing carbon damage. Canadian patent #3146969 recognizes Proto … its regional outpost Proto Canada, have worked with Cadillac … fleet management, and a native app ecostsyem to scale Proto …… patent recognized by the Canadian Intellectual Property Office’s … and reducing carbon damage. Canadian patent #3146969 recognizes Proto … its regional outpost Proto Canada, have worked with Cadillac … fleet management, and a native app ecostsyem to scale Proto …