Inventor
ROBERTS GABRIEL
US2 patents
Patents
2 patentsUS9068478B2Jun 30, 2015
Apparatus and system comprising integrated master-slave pistons for actuating engine valves
JACOBS VEHICLE SYSTEMS INC7 citations79
US9512746B2Dec 6, 2016
Apparatus and system comprising collapsing and extending mechanisms for actuating engine valves
JACOBS VEHICLE SYSTEMS INC1 citations48