Inventor

FRANCIS BRIAN D

US3 patents

⚠️ This page may combine multiple inventors who share the name “FRANCIS BRIAN D”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

GM GLOBAL TECHNOLOGIES OPERATIONS INC

1 patent

US7885756B2Feb 8, 2011

Multi-pulse spark ignition direct injection torque based system

GM GLOBAL TECHNOLOGIES OPERATIONS INC44 citations95

GM GLOBAL TECH OPERATIONS INC

1 patent

US7878175B2Feb 1, 2011

Torque reserve and emission control system for coordinated torque control

GM GLOBAL TECH OPERATIONS INC11 citations82

HAMAMA WAJDI B

1 patent

US9157825B2Oct 13, 2015

Engine knock diagnostic

HAMAMA WAJDI B2 citations59