Inventor

BIRCHENOUGH ARTHUR J

US4 patents

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

WALBRO CORP

2 patents

US5962946AOct 5, 1999

Method of making a flat commutator

WALBRO CORP17 citations87

US5925962AJul 20, 1999

Electric motor commutator

WALBRO CORP32 citations87

ZIN TECH INC

2 patents

US9697817B2Jul 4, 2017

Tunable acoustic attenuation

ZIN TECH INC12 citations76

US10657947B2May 19, 2020

Integrated broadband acoustic attenuator

ZIN TECH INC1 citations57