Inventor
DUFFIELD III CHESTER E
US7 patents
⚠️ This page may combine multiple inventors who share the name “DUFFIELD III CHESTER E”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
DAYCO IP HOLDINGS LLC
6 patentsUS11015498B2May 25, 2021
Crankcase ventilation system with a flow control device for on board diagnostics
DAYCO IP HOLDINGS LLC4 citations70
US11408361B2Aug 9, 2022
Charge air cooler drain system
DAYCO IP HOLDINGS LLC2 citations68
US11492936B2Nov 8, 2022
Crankcase ventilation system with constant restriction in the flow direction and free flow in an opposite direction
DAYCO IP HOLDINGS LLC0 citations59
US11486504B2Nov 1, 2022
Check valve insert defining an open position and check valves having same
DAYCO IP HOLDINGS LLC0 citations50
US11415086B2Aug 16, 2022
Three port, five-way magnetically latching valve for fuel vapor management systems and systems incorporating same
DAYCO IP HOLDINGS LLC0 citations48
US11300080B2Apr 12, 2022
Fuel tank protector valve and engine systems having same
DAYCO IP HOLDINGS LLC0 citations47