Inventor
RIEFE MARK T
US30 patents
⚠️ This page may combine multiple inventors who share the name “RIEFE MARK T”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
GM GLOBAL TECH OPERATIONS LLC
13 patentsUS10378599B2Aug 13, 2019
Brake rotor with decorative insert
GM GLOBAL TECH OPERATIONS LLC8 citations83
US10495169B2Dec 3, 2019
Brake rotor prognosis
GM GLOBAL TECH OPERATIONS LLC7 citations82
US9581211B2Feb 28, 2017
Friction material and methods of making and using the same
GM GLOBAL TECH OPERATIONS LLC8 citations78
US11047441B2Jun 29, 2021
Brake component prognosis
GM GLOBAL TECH OPERATIONS LLC3 citations72
US9416835B2Aug 16, 2016
Method of estimating brake pad wear and vehicle having a controller that implements the method
GM GLOBAL TECH OPERATIONS LLC6 citations72
US10486674B2Nov 26, 2019
Brake pad life prognosis system for regenerative braking vehicles
GM GLOBAL TECH OPERATIONS LLC4 citations71
US11002328B2May 11, 2021
Articulated shield for a vehicle friction brake
GM GLOBAL TECH OPERATIONS LLC0 citations62
US10697512B2Jun 30, 2020
Articulated shield for a vehicle friction brake
GM GLOBAL TECH OPERATIONS LLC1 citations62
US12313134B2May 27, 2025
System and method of making an enhanced brake rotor with improved corrosion resistance
GM GLOBAL TECH OPERATIONS LLC0 citations54
US11231079B2Jan 25, 2022
Ferrous workpiece and method of manufacture
GM GLOBAL TECH OPERATIONS LLC0 citations50
US9441686B2Sep 13, 2016
Brake assembly
GM GLOBAL TECH OPERATIONS LLC0 citations50
US11873873B2Jan 16, 2024
System and method of making an enhanced brake rotor with improved wear resistance
GM GLOBAL TECH OPERATIONS LLC0 citations43
US10562509B2Feb 18, 2020
Brake temperature monitoring system
GM GLOBAL TECH OPERATIONS LLC0 citations41
GM GLOBAL TECH OPERATIONS INC
7 patentsUS7644750B2Jan 12, 2010
Method of casting components with inserts for noise reduction
GM GLOBAL TECH OPERATIONS INC53 citations97
US7694555B2Apr 13, 2010
Brake pad prognosis system
GM GLOBAL TECH OPERATIONS INC99 citations96
US7975750B2Jul 12, 2011
Coulomb friction damped disc brake rotors
GM GLOBAL TECH OPERATIONS INC28 citations92
US7937819B2May 10, 2011
Method of manufacturing a friction damped disc brake rotor
GM GLOBAL TECH OPERATIONS INC33 citations91
US7604098B2Oct 20, 2009
Coulomb friction damped disc brake caliper bracket
GM GLOBAL TECH OPERATIONS INC45 citations89
US9316276B2Apr 19, 2016
Thermally compensating cast-in-place torsion joint with improved axial stiffness
GM GLOBAL TECH OPERATIONS INC3 citations68
US8000870B2Aug 16, 2011
Active brake pulsation control
GM GLOBAL TECH OPERATIONS INC5 citations62
HANNA MICHAEL D
3 patentsUS9027718B2May 12, 2015
Light-weight and sound-damped brake rotor and method of manufacturing the same
HANNA MICHAEL D8 citations83
US9016445B2Apr 28, 2015
Light-weight and sound-damped brake rotor and method of manufacturing the same
HANNA MICHAEL D7 citations83
US8820491B2Sep 2, 2014
Bi-metal disc brake rotor and method of manufacturing
HANNA MICHAEL D4 citations72