Inventor
FERREIRA DAVID M
US7 patents
⚠️ This page may combine multiple inventors who share the name “FERREIRA DAVID M”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
JACOBS VEHICLE SYSTEMS INC
5 patentsUS10590810B2Mar 17, 2020
Lash adjustment in lost motion engine systems
JACOBS VEHICLE SYSTEMS INC3 citations71
US11156135B2Oct 26, 2021
Systems and methods for combined engine braking and lost motion exhaust valve opening
JACOBS VEHICLE SYSTEMS INC1 citations60
US11060426B2Jul 13, 2021
Finger follower for lobe switching and single source lost motion
JACOBS VEHICLE SYSTEMS INC1 citations60
US10774693B2Sep 15, 2020
Variable length piston assemblies for engine valve actuation systems
JACOBS VEHICLE SYSTEMS INC1 citations60
US10634019B2Apr 28, 2020
Rocker arm control systems
JACOBS VEHICLE SYSTEMS INC0 citations49