Stèphane Callamand

Title: Stèphane Callamand: Innovator in Tire Reinforcement Technology

Introduction

Stèphane Callamand is a notable inventor based in Gunma, Japan. He has made significant contributions to the field of tire technology, particularly in the area of radial tire reinforcement. With a total of 2 patents to his name, Callamand's work has had a substantial impact on tire design and performance.

Latest Patents

One of his latest patents is focused on crown reinforcement for a radial tire. This innovative design includes a radial carcass reinforcement that is surmounted by a crown reinforcement. The working reinforcement consists of two working crown plies made of calendered inextensible metallic reinforcement elements and a rubber mix. The metallic reinforcement elements are arranged parallel to each other within each working crown ply and are crossed from one ply to the next, forming angles with the circumferential direction between 10° and 45°. Additionally, a layer of cohesive rubber mixes is strategically placed between the ends of the working crown plies to enhance durability and performance.

Career Highlights

Stèphane Callamand is currently employed at Michelin Recherche Et Technique S.A., where he continues to innovate in tire technology. His expertise in the field has led to advancements that improve the safety and efficiency of tires used in various vehicles.

Collaborations

Throughout his career, Callamand has collaborated with esteemed colleagues such as Lucien Bondu and Philippe Gervais. These partnerships have fostered a creative environment that encourages the development of cutting-edge tire technologies.

Conclusion

Stèphane Callamand's contributions to tire reinforcement technology exemplify his dedication to innovation in the automotive industry. His patents reflect a commitment to enhancing tire performance and safety, making him a key figure in this specialized field.