Quimper, France

Stéphane Kerdranvat

This inventor holds 1 USPTO granted patent and 1 EPO patent. Top assignee: Blue Solutions. Active years: 2016.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Stéphane Kerdranvat. Retrieved from https://idiyas.com/inventor/stéphane-kerdranvat

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 = 3.0

ph-index = 1

Forward Citations = 2(Granted Patents)


Company Filing History:


Years Active: 2016

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1 patent (USPTO):Explore Patents

Title: Stéphane Kerdranvat: Innovator in Positive Electrode Materials

Introduction

Stéphane Kerdranvat is a notable inventor based in Quimper, France. He has made significant contributions to the field of battery technology, particularly in the development of positive electrode materials for lithium batteries. His innovative approach has led to advancements that enhance the performance and efficiency of these energy storage systems.

Latest Patents

Stéphane holds a patent titled "Method for preparing a positive electrode material through extrusion in presence of an aqueous solvent, positive electrode obtained through said method, and uses thereof." This invention focuses on a method for preparing a positive electrode composed of a composite material that includes an active positive electrode made of iron and phosphate, along with a water-soluble polymer that has ionic conduction properties. The method involves mixing the ingredients through extrusion in the presence of an aqueous solvent at temperatures ranging from 20°C to 95°C. The resulting positive electrode is characterized by a high level of active material, exceeding 60 wt%, making it particularly suitable for lithium battery applications.

Career Highlights

Stéphane is currently associated with Blue Solutions, a company known for its innovative solutions in energy storage. His work has been instrumental in advancing the technology behind lithium batteries, contributing to more efficient and sustainable energy solutions.

Collaborations

Throughout his career, Stéphane has collaborated with talented individuals such as Sophie Madray and Marc Deschamps. These partnerships have fostered a creative environment that encourages innovation and the development of cutting-edge technologies.

Conclusion

Stéphane Kerdranvat's contributions to the field of battery technology, particularly through his patented methods for positive electrode materials, highlight his role as a key innovator. His work not only advances the technology but also paves the way for more efficient energy storage solutions in the future.

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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