Inventor

KOONS DOUGLAS R

US3 patents

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

GM GLOBAL TECH OPERATIONS INC

1 patent

US9271073B2Feb 23, 2016

Method for controlling an extended-range electric vehicle including an electronic sound enhancement system

GM GLOBAL TECH OPERATIONS INC15 citations82

GM GLOBAL TECH OPERATIONS LLC

1 patent

US10055903B2Aug 21, 2018

Vehicle health check via noise and vibration level

GM GLOBAL TECH OPERATIONS LLC16 citations81

KOONS DOUGLAS R

1 patent

US9073529B2Jul 7, 2015

Braking calibration for vehicles

KOONS DOUGLAS R3 citations54