Michael J. Grimmer

Person

Troy, MI, US

People

Patents Grantslast 30 patents

Information Patent Grant
Coulomb friction axle damper
- Patent number 11,118,632
- Issue date Sep 14, 2021
- GM Global Technology Operations LLC
- Rajesh Kumar R
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
System and method for controlling a damper bypass clutch to provide...
- Patent number 10,138,956
- Issue date Nov 27, 2018
- GM Global Technology Operations LLC
- Peter D. Bock
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Driveshaft with two-stage stiffness
- Patent number 10,054,167
- Issue date Aug 21, 2018
- GM Global Technology Operations LLC
- Paul A. Piorkowski
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Driveshaft with two-stage stiffness
- Patent number 9,416,815
- Issue date Aug 16, 2016
- GM Global Technology Operations LLC
- Michael J. Grimmer
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Inverter control method and vehicle having same
- Patent number 9,371,010
- Issue date Jun 21, 2016
- GM Global Technology Operations LLC
- Alan G. Holmes
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Method to reduce powertrain noise and vibration during engine start...
- Patent number 9,108,620
- Issue date Aug 18, 2015
- GM Global Technology Operations LLC
- Allen J Lehmen
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Methods, systems and apparatus for implementing dithering in motor...
- Patent number 8,649,887
- Issue date Feb 11, 2014
- GM Global Technology Operations LLC
- Steven E. Schulz
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Methods, systems and apparatus for computing a voltage advance used...
- Patent number 8,583,265
- Issue date Nov 12, 2013
- GM Global Technology Operations LLC
- Steven E. Schulz
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Torsional damper assembly
- Patent number 8,579,713
- Issue date Nov 12, 2013
- GM Global Technology Operations LLC
- Michael J. Grimmer
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Control of a traction power inverter module in a vehicle having an...
- Patent number 8,536,818
- Issue date Sep 17, 2013
- GM Global Technology Operations LLC
- Steven E. Schulz
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Snap ring design with anti-rotation structures at outer diameter
- Patent number 7,364,395
- Issue date Apr 29, 2008
- General Motors Corporation
- Michael J. Grimmer
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

Information Patent Application
COULOMB FRICTION AXLE DAMPER
- Publication number 20200393001
- Publication date Dec 17, 2020
- GM GLOBAL TECHNOLOGY OPERATIONS LLC
- Rajesh Kumar R
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
DRIVESHAFT WITH TWO-STAGE STIFFNESS
- Publication number 20160097420
- Publication date Apr 7, 2016
- GM GLOBAL TECHNOLOGY OPERATIONS LLC
- Michael J. Grimmer
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
INVERTER CONTROL METHOD AND VEHICLE HAVING SAME
- Publication number 20140265975
- Publication date Sep 18, 2014
- GM GLOBAL TECHNOLOGY OPERATIONS LLC
- Alan G. Holmes
- B60 - VEHICLES IN GENERAL
Information Patent Application
METHODS, SYSTEMS AND APPARATUS FOR IMPLEMENTING DITHERING IN MOTOR...
- Publication number 20130317630
- Publication date Nov 28, 2013
- GM GLOBAL TECHNOLOGY OPERATIONS LLC
- Steven E. Schulz
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
METHODS, SYSTEMS AND APPARATUS FOR COMPUTING A VOLTAGE ADVANCE USED...
- Publication number 20130314011
- Publication date Nov 28, 2013
- GM GLOBAL TECHNOLOGY OPERATIONS LLC
- Steven E. Schulz
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
METHOD TO REDUCE POWERTRAIN NOISE AND VIBRATION DURING ENGINE START...
- Publication number 20130225363
- Publication date Aug 29, 2013
- GM GLOBAL TECHNOLOGY OPERATIONS LLC
- Allen J Lehmen
- B60 - VEHICLES IN GENERAL
Information Patent Application
TORSIONAL DAMPER ASSEMBLY
- Publication number 20130165240
- Publication date Jun 27, 2013
- GM GLOBAL TECHNOLOGY OPERATIONS LLC
- Michael J. Grimmer
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
CONTROL OF A TRACTION POWER INVERTER MODULE IN A VEHICLE HAVING AN...
- Publication number 20120112674
- Publication date May 10, 2012
- GM GLOBAL TECHNOLOGY OPERATIONS LLC
- Steven E. Schulz
- B60 - VEHICLES IN GENERAL
Information Patent Application
Snap ring design with anti-rotation structures at outer diameter
- Publication number 20070116541
- Publication date May 24, 2007
- Michael J. Grimmer
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Michael J. Grimmer

Person

Patents Grantslast 30 patents

Coulomb friction axle damper

System and method for controlling a damper bypass clutch to provide...

Driveshaft with two-stage stiffness

Driveshaft with two-stage stiffness

Inverter control method and vehicle having same

Method to reduce powertrain noise and vibration during engine start...

Methods, systems and apparatus for implementing dithering in motor...

Methods, systems and apparatus for computing a voltage advance used...

Torsional damper assembly

Control of a traction power inverter module in a vehicle having an...

Snap ring design with anti-rotation structures at outer diameter

Patents Applicationslast 30 patents

COULOMB FRICTION AXLE DAMPER

DRIVESHAFT WITH TWO-STAGE STIFFNESS

INVERTER CONTROL METHOD AND VEHICLE HAVING SAME

METHODS, SYSTEMS AND APPARATUS FOR IMPLEMENTING DITHERING IN MOTOR...

METHODS, SYSTEMS AND APPARATUS FOR COMPUTING A VOLTAGE ADVANCE USED...

METHOD TO REDUCE POWERTRAIN NOISE AND VIBRATION DURING ENGINE START...

TORSIONAL DAMPER ASSEMBLY

CONTROL OF A TRACTION POWER INVERTER MODULE IN A VEHICLE HAVING AN...

Snap ring design with anti-rotation structures at outer diameter