Company Filing History:

12 out of 31,002

Gm Global Technolgoy Operations, Inc.

Years Active: 1998-2019

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16 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 10480623 - Automatic transmission for a vehicle (2019-11-19),

2. 10457286 - Driver scheduled vehicle coast downshift control and shift diagnostic techniques (2019-10-29),

3. 10336331 - Hydraulic control unit embedded accumulator circuit (2019-07-02),

4. 9316309 - Change of mind shift control (2016-04-19),

5. 9151383 - Interactive transmission shift techniques (2015-10-06),

6. 9056603 - System and method for controlling engine torque to prevent driveline bump during a downshift when a throttle valve is closed (2015-06-16),

7. 8944957 - Change of mind shift control (2015-02-03),

8. 8365048 - Vehicle communication system diagnostic using hamming code (2013-01-29),

9. 8364436 - Systems and methods for measuring vehicle speed (2013-01-29),

10. 8346444 - Real time transmission shift quality detection and evaluation utilizing transmission output shaft acceleration (2013-01-01),

11. 8328685 - Method and system for reducing delay in power downshifts for an automatic transmission (2012-12-11),

12. 8234049 - ECM security strategy for rationalizing and controlling increasing transmission torque requests above driver command (2012-07-31),

13. 7979186 - Torque converter clutch apply adapt and quality apply detection converter slip acceleration (2011-07-12),

14. 7933696 - Distributed arithmetic logic unit security check (2011-04-26),

15. 7600161 - Method of verifying integrity of control module arithmetic logic unit (ALU) (2009-10-06),

Title: The Innovative Genius of William Robert Mayhew

Introduction

William Robert Mayhew, based in Ann Arbor, MI, has made significant contributions to the field of automotive technology, as evidenced by his impressive portfolio of 16 patents. His ingenuity in developing advanced transmission systems showcases his commitment to innovation and improving vehicle performance.

Latest Patents

Among his latest inventions, Mayhew has engineered an advanced automatic transmission for vehicles. This multi-speed automatic transmission features a housing, a transmission input shaft, and a variety of clutches. The innovative design allows for different combinations of the clutches to generate various gear ratios, enabling forward and rearward speeds. Notably, one of the clutches includes a multi-plate portion along with a selectable one-way clutch, which enhances operational versatility.

In addition, Mayhew has developed a sophisticated system for driver-scheduled vehicle coast downshift control and shift diagnostics. This system employs a dog clutch and incorporates a set of sensors to monitor the accelerator pedal position, torque generating device speed, and vehicle speed. The controller intelligently detects the timing for coast downshifts, ensuring seamless transitions between gear ratios based on driver inputs and vehicle dynamics.

Career Highlights

William Robert Mayhew has had a distinguished career working with prominent automotive companies, including General Motors Global Technology Operations LLC and FCA US LLC. His roles at these organizations have allowed him to leverage his expertise in transmission engineering to create innovative solutions that advance vehicle technology.

Collaborations

Throughout his career, Mayhew has collaborated with talented individuals such as Haytham A. Fayyad and Mark Henry Costin. These partnerships have contributed to the successful development and implementation of his cutting-edge inventions within the automotive industry.

Conclusion

William Robert Mayhew's contributions to automotive technology through his patents represent significant advancements in transmission systems. His work not only enhances vehicle performance but also exemplifies the spirit of innovation that drives the automotive industry forward. As he continues to develop groundbreaking inventions, Mayhew stands as a testament to the power of creativity and engineering excellence.

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