Inventor
ROGGENKAMP TIMOTHY J
US10 patents
⚠️ This page may combine multiple inventors who share the name “ROGGENKAMP TIMOTHY J”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
GM GLOBAL TECH OPERATIONS LLC
6 patentsUS10235987B1Mar 19, 2019
Method and apparatus that cancel component noise using feedforward information
GM GLOBAL TECH OPERATIONS LLC16 citations83
US10607593B1Mar 31, 2020
Method and apparatus for mitigation of noise generated by two torque machines
GM GLOBAL TECH OPERATIONS LLC3 citations66
US10766494B2Sep 8, 2020
Road surface characterization based upon filter coefficients
GM GLOBAL TECH OPERATIONS LLC1 citations61
US11217221B2Jan 4, 2022
Automotive noise mitigation
GM GLOBAL TECH OPERATIONS LLC0 citations58
US10074358B1Sep 11, 2018
Audio control systems and methods for vehicles with variable compression ratio engines
GM GLOBAL TECH OPERATIONS LLC1 citations48
US10418015B2Sep 17, 2019
System for spectral shaping of vehicle noise cancellation
GM GLOBAL TECH OPERATIONS LLC0 citations40
GM GLOBAL TECH OPERATIONS INC
3 patentsUS7399942B2Jul 15, 2008
Method for projection bonding of telescoped tubes
GM GLOBAL TECH OPERATIONS INC16 citations80
US8888174B2Nov 18, 2014
Pass-through element for a motor vehicle front of dash system
GM GLOBAL TECH OPERATIONS INC5 citations70
US9230531B2Jan 5, 2016
Road noise masking in a vehicle
GM GLOBAL TECH OPERATIONS INC3 citations69