Vinon, France

Guy Negre

This inventor holds 2 USPTO granted patents. Top assignee: Elf France. Active years: 1985-1986.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Guy Negre. Retrieved from https://idiyas.com/inventor/guy-negre-djqojgha

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 = 1.3

ph-index = 2

Forward Citations = 33(Granted Patents)


Location History:

  • Vinon, FR (1985)
  • Vinon/Verdon, FR (1986)

Company Filing History:


Years Active: 1985-1986

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2 patents (USPTO):Explore Patents

Title: Guy Negre: Innovator in Rotary Engine Technology

Introduction

Guy Negre is a notable inventor based in Vinon, France. He has made significant contributions to the field of rotary engine technology. With a total of 2 patents, his work focuses on enhancing the efficiency and functionality of combustion engines.

Latest Patents

Negre's latest patents include a Counterbalanced Piston Rotary Machine and a Device for Controlling a Gas Circuit of a Combustion Chamber. The Counterbalanced Piston Rotary Machine features a counterbalancing device that includes at least one piston axially movable in a cylinder. This innovative design is aimed at improving the performance of monocylindrical engines with a reduced crankshaft bulkiness. The Device for Controlling a Gas Circuit is designed to manage the evacuation of exhaust gases in internal combustion engines. It utilizes a rotary valve that synchronizes with the motor's rotation, effectively controlling the exhaust of two-stroke engines.

Career Highlights

Negre has worked with Elf France, where he has been able to apply his innovative ideas in practical settings. His work has contributed to advancements in engine technology, particularly in the area of rotary machines.

Collaborations

One of his notable collaborators is Jean-Claude Fayard. Together, they have worked on various projects that aim to push the boundaries of engine efficiency and design.

Conclusion

Guy Negre's contributions to rotary engine technology demonstrate his commitment to innovation and efficiency in the automotive industry. His patents reflect a deep understanding of mechanical engineering and a desire to improve engine performance.

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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