Paris, France

Marc Long

This inventor holds 3 USPTO granted patents and 1 EPO patent. Top assignees: Johnson Controls Automotive Electronics, Sagem Sa. Active years: 2000-2007.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Marc Long. Retrieved from https://idiyas.com/inventor/marc-long-5s9k02zb

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 = 18(Granted Patents)


Company Filing History:


Years Active: 2000-2007

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3 patents (USPTO):Explore Patents

Title: The Innovations of Marc Long

Introduction

Marc Long is an accomplished inventor based in Paris, France. He has made significant contributions to the field of electrical engineering, particularly in power supply methods and electricity distribution networks for motor vehicles. With a total of 3 patents to his name, Long's work showcases his innovative approach to solving complex electrical challenges.

Latest Patents

One of Marc Long's latest patents is a power supply method for electrical equipment. This invention involves an apparatus designed to power electrical equipment using current peaks. The equipment is connected via at least one capacitive element to a voltage converter, which is in turn connected to a storage battery. The voltage converter is current-regulated from a reference current, which is calculated in a predictive manner and includes a correction factor. This ensures that the voltage output is maintained between an upper limit and a lower limit.

Another notable patent is an electricity distribution network for a motor vehicle. This network features at least two pieces of equipment connected to a storage battery, with at least one piece operating in a pulse mode that can create oscillations at a resonant frequency. The network includes a resistive element and capacitor associated in series, with their resistance and capacitance determined to equal a damping resistance for the network.

Career Highlights

Throughout his career, Marc Long has worked with prominent companies in the automotive electronics sector. Notable among these are Johnson Controls Automotive Electronics and Sagem SA. His experience in these organizations has allowed him to refine his skills and contribute to innovative projects in electrical engineering.

Collaborations

Marc Long has collaborated with several talented individuals in his field, including Michel Tonnelier and Michel Plaideau. These collaborations have fostered a creative environment that has led to the development of groundbreaking technologies.

Conclusion

Marc Long's contributions to electrical engineering through his patents and career achievements highlight his innovative spirit and dedication to advancing technology. His work continues to influence the industry and inspire future inventors.

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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