John Kelvin

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China Township, MI, US

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Patents Grantslast 30 patents

Information Patent Grant
Wheel hub and removable bolt ring assembly for air disk braking system
- Patent number 12,172,465
- Issue date Dec 24, 2024
- ACR HOLDINGS DELAWARE, LLC
- John Arthur Kelvin
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Caliper guide pin assembly
- Patent number 10,677,299
- Issue date Jun 9, 2020
- John Kelvin
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

Information Patent Application
Wheel Hub and Removable Bolt Ring Assembly for Air Disk Braking System
- Publication number 20220212496
- Publication date Jul 7, 2022
- ACR HOLDINGS DELAWARE, LLC
- John Arthur KELVIN
- B60 - VEHICLES IN GENERAL
Information Patent Application
Sealed Hydraulic Stop Valve for Caliper Guide Pin Assembly
- Publication number 20200300312
- Publication date Sep 24, 2020
- John Arthur Kelvin
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
Caliper Guide Pin Assembly
- Publication number 20190032733
- Publication date Jan 31, 2019
- John Kelvin
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...