Inventor

FRANK RICHARD M

US3 patents

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

GEN MOTORS CORP

2 patents

US4995258AFeb 26, 1991

Method for determining air mass in a crankcase scavenged two-stroke engine

GEN MOTORS CORP130 citations92

US6955149B1Oct 18, 2005

Variable intake manifold with trimode resonance tuning control valve

GEN MOTORS CORP20 citations83

GM GLOBAL TECH OPERATIONS INC

1 patent

US7519465B2Apr 14, 2009

Valvetrain drive stretch compensation for camshaft to crankshaft correlation

GM GLOBAL TECH OPERATIONS INC0 citations46