Indianapolis, IN, United States of America

Stephen F Spurlin

This inventor holds 2 USPTO granted patents. Top assignee: Gm Global Technolgoy Operations, Inc.. Active years: 1982-1984.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Stephen F Spurlin. Retrieved from https://idiyas.com/inventor/stephen-f-spurlin

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile


% Patents Active = 100.0

Average Co-Inventor Count = 2.4

ph-index = 2

Forward Citations = 24(Granted Patents)


Company Filing History:


Years Active: 1982-1984

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2 patents (USPTO):Explore Patents

Title: The Innovations of Stephen F. Spurlin

Introduction

Stephen F. Spurlin is an accomplished inventor based in Indianapolis, IN (US). He has made significant contributions to the field of brake control systems, holding a total of 2 patents. His work focuses on enhancing the efficiency and safety of braking systems in vehicles.

Latest Patents

One of Spurlin's latest patents is for a Retarder Brake Control system. This innovative control system manages a combination of hydrodynamic and friction retarder brakes. It operates by adjusting the braking force based on the vehicle's output speed, ensuring a smooth transition to the service brakes. The system is designed to provide optimal braking performance across various speed ranges.

Another notable patent is for Power Limiting Control for Retarder with Friction Brake. This invention features a brake unit that utilizes a hydrodynamic retarder and a friction brake. The system regulates brake torque based on speed and inlet pressure, allowing for proportional control of braking force. This ensures that the braking system operates efficiently, adapting to the vehicle's speed and driver demand.

Career Highlights

Stephen F. Spurlin is currently employed at GM Global Technology Operations, Inc. His work at this leading automotive company has allowed him to develop and refine his innovative braking technologies. His contributions have played a crucial role in advancing vehicle safety and performance.

Collaborations

Throughout his career, Spurlin has collaborated with notable colleagues, including Carl A. Lentz and Clement P. Miller. These partnerships have fostered a creative environment that encourages the development of cutting-edge technologies in the automotive industry.

Conclusion

Stephen F. Spurlin's work in brake control systems exemplifies the impact of innovation in the automotive sector. His patents reflect a commitment to improving vehicle safety and efficiency. Through his career at GM Global Technology Operations, Inc., he continues to contribute to advancements in braking technology.

Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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