Lincoln, United Kingdom

Ralph Coupland

This inventor holds 5 USPTO granted patents. Top assignee: Clayton Dewandre Co., Ltd.. Active years: 1976-1989.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Ralph Coupland. Retrieved from https://idiyas.com/inventor/ralph-coupland

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

Calculating rank

% Patents Active = 100.0

Average Co-Inventor Count = 1.1

ph-index = 4

Forward Citations = 25(Granted Patents)


Location History:

  • Lincoln, EN (1976 - 1977)
  • Lincoln, GB (1979 - 1989)

Company Filing History:


Years Active: 1976-1989

Loading Chart...
5 patents (USPTO):Explore Patents

Title: Ralph Coupland: Innovator in Automotive Technology

Introduction

Ralph Coupland is a notable inventor based in Lincoln, GB, recognized for his contributions to automotive technology. With a total of five patents to his name, Coupland has made significant advancements in the field, particularly in enhancing vehicle performance and safety.

Latest Patents

Among his latest innovations is the "Clutch booster with overcenter means." This device is designed to reduce the pedal force required to release the clutch in automotive vehicles. It can either replace the conventional clutch master cylinder or function as an additional slave and master cylinder. The overcenter mechanism assists movement in both directions beyond a central point, ensuring efficient operation. Another significant patent is the "Load-sensing valves," which is crucial for air pressure braking systems. This valve features a diaphragm that responds to signal pressure from a brake valve, controlling the flow of pressure air to the brakes. The design includes a two-stage valve that enhances sensitivity and performance based on vehicle load.

Career Highlights

Ralph Coupland is currently associated with Clayton Dewandre Co., Ltd., where he continues to innovate and develop new technologies. His work has been instrumental in improving automotive systems, making them more efficient and reliable.

Collaborations

Coupland has collaborated with Michael P. Keegan, contributing to various projects that aim to advance automotive technology.

Conclusion

Ralph Coupland's innovative spirit and dedication to automotive technology have led to significant advancements in the industry. His patents reflect a commitment to enhancing vehicle performance and safety, making him a valuable figure in the field of automotive engineering.

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]
Loading…