Company Filing History:

7 out of 74

Torotrak (development) Limited

patents

6 out of 472

Allison Transmission, Inc.

patents

1 out of 1

Torotak (development) Limited

patent

Years Active: 2005-2017

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14 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 9759318 - Multi-plexing clutch logic control of a multi-mode transmission (2017-09-12),

2. 9752678 - Variator control with torque protection (2017-09-05),

3. 9429232 - Redundant controls for a multi-mode transmission (2016-08-30),

4. 9400051 - Cold operation mode control for an IVT (2016-07-26),

5. 9037370 - Multi-plexing clutch logic control of a multi-mode transmission (2015-05-19),

6. 8989970 - Continuously variable ratio transmission assembly and method of control of same (2015-03-24),

7. 8897977 - Variator control with torque protection (2014-11-25),

8. 8892315 - Method of controlling a continuously variable transmission (2014-11-18),

9. 8721486 - Continuously variable transmission (2014-05-13),

10. 8489299 - Method and device for determining motor vehicle acceleration (2013-07-16),

11. 8388484 - Ratio limiting arrangement (2013-03-05),

12. 8108108 - Method of controlling a continuously variable transmission (2012-01-31),

13. 7563194 - Control method and controller for a motor vehicle drive train (2009-07-21),

14. 6979276 - Control system and method for a continuously variable transmission (2005-12-27),

Title: **The Ingenious Mind of Stephen William Murray**

Introduction

Stephen William Murray, a prolific inventor hailing from Lancashire, GB, has made significant contributions to the field of transmission technology. With a remarkable portfolio of 14 patents, Murray's innovations reflect his commitment to advancing engineering solutions in the automotive sector.

Latest Patents

Among his latest inventions, two notable patents stand out:

1. **Multi-plexing Clutch Logic Control of a Multi-Mode Transmission** - This invention introduces an electro-hydraulic controller designed to enhance the reliability of multi-mode transmissions. By incorporating redundancy in the hydraulic circuit, the system can compensate for single fault failures by altering the flow path of hydraulic fluid, ensuring that the transmission operates effectively across all modes.

2. **Variator Control with Torque Protection** - Similar to his previous patent, this innovation also focuses on the electro-hydraulic controller. It emphasizes the importance of redundancy in the hydraulic circuit, enabling the system to maintain optimal performance, even in the event of failures.

Career Highlights

Throughout his career, Stephen has been associated with reputable companies such as Torotrak Limited and Allison Transmission, Inc. His work has significantly influenced the development of advanced transmission systems, showcasing his expertise in this specialized field.

Collaborations

Murray's journey as an inventor has been complemented by collaborations with seasoned professionals, including colleagues like Charles Francis Long and Darren J Weber. Their collective expertise has undoubtedly enriched his innovative pursuits.

Conclusion

Stephen William Murray stands as a testament to the power of innovation within the automotive industry. His extensive patent portfolio and collaborative efforts highlight his unwavering dedication to enhancing transmission technologies. Through his inventive spirit, he continues to pave the way for future advancements in engineering solutions.

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Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.