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For the Inventor, By the Inventor

Troy, MI, United States of America

Michael J Grimmer

USPTO Granted Patents = 11

Average Co-Inventor Count = 2.8

ph-index = 3

Forward Citations = 34(Granted Patents)


Company Filing History:

goldMedal11 out of 30,943 
 
Gm Global Technolgoy Operations, Inc.
 patents

Years Active: 2008-2021

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11 patents (USPTO):Explore Patents
1. 11118632 - Coulomb friction axle damper (2021-09-14),
2. 10138956 - System and method for controlling a damper bypass clutch to provide friction damping in a connection between an engine and a transmission (2018-11-27),
3. 10054167 - Driveshaft with two-stage stiffness (2018-08-21),
4. 9416815 - Driveshaft with two-stage stiffness (2016-08-16),
5. 9371010 - Inverter control method and vehicle having same (2016-06-21),
6. 9108620 - Method to reduce powertrain noise and vibration during engine start in hybrid vehicle (2015-08-18),
7. 8649887 - Methods, systems and apparatus for implementing dithering in motor drive system for controlling operation of an electric machine (2014-02-11),
8. 8583265 - Methods, systems and apparatus for computing a voltage advance used in controlling operation of an electric machine (2013-11-12),
9. 8579713 - Torsional damper assembly (2013-11-12),
10. 8536818 - Control of a traction power inverter module in a vehicle having an electric traction motor (2013-09-17),
11. 7364395 - Snap ring design with anti-rotation structures at outer diameter (2008-04-29),

Title: Inventor Spotlight: Michael J Grimmer

Introduction

Michael J Grimmer is an accomplished inventor based in Troy, MI, known for his significant contributions to technology and engineering. With a remarkable portfolio of 11 patents, Grimmer has made strides in the field of mechanical systems, particularly in the areas of damping and control mechanisms.

Latest Patents

Among his latest innovations, Grimmer has developed the "Coulomb Friction Axle Damper." This invention features a unique design including an outer shaft with tapered portions and an inner shaft that enhances frictional control. The friction generated between the shafts effectively dampens oscillations, optimizing performance in mechanical applications.

Another notable patent by Grimmer is the "System and Method for Controlling a Damper Bypass Clutch." This system intelligently manages the engagement of a damper bypass clutch in relation to engine speed, allowing for efficient connections between the engine and transmission. The innovation cleverly ensures that the damper functions optimally based on real-time engine performance.

Career Highlights

Grimmer has dedicated his expertise to GM Global Technology Operations LLC, where he has played a pivotal role in engineering and research development. His work has not only advanced technology in automotive applications but has also improved the overall efficiency and functionality of mechanical systems.

Collaborations

Throughout his career, Grimmer has collaborated with other skilled professionals including Steven E Schulz and William R Cawthorne. Together, they have combined their talents to drive innovation forward within their organization, resulting in impactful patented technologies and methodologies.

Conclusion

Michael J Grimmer's contributions to the field of invention and innovation exemplify the spirit of creativity and advancement. With his profound insights and engineering prowess, he continues to shape the future of mechanical systems, making significant strides in enhancing performance and reliability in various applications.

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