This inventor holds 10 USPTO granted patents and 2 published patent applications, plus 2 CIPO patents and 11 EPO patents. Top assignees: Essilor International (Compagnie Generale D'optique), Centre National De La Recherche Scientifique, Université Paul Sabatier (Toulouse III). Active years: 2013-2025.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Location History:
- Charenton le Pont, FR (2013 - 2015)
- Paris, FR (2015)
- Toulouse, FR (2017 - 2022)
Company Filing History:





Years Active: 2013-2025
Title: Sandrine Duluard: Innovator in Composite Materials and Thermal Barriers
Introduction
Sandrine Duluard is a prominent inventor based in Charenton-le-Pont, France. She has made significant contributions to the fields of composite materials and thermal barrier coatings. With a total of 10 patents to her name, her work has advanced the technology used in various industrial applications.
Latest Patents
Among her latest innovations, Duluard has developed a method for creating pre-impregnated rovings for composite materials. This method involves introducing an oxide fibre roving into an impregnation bath prepared by a sol-gel process. The bath contains a silica precursor in the form of a hybrid polymeric sol and an alumina precursor in the form of a colloidal sol, along with ceramic particles. Additionally, she has patented a turbine engine part coated with a thermal barrier. This part features a first ceramic layer that includes ceramic fibers dispersed throughout, providing both thermal protection and resistance to calcium and magnesium aluminosilicates.
Career Highlights
Duluard has worked with notable organizations such as Essilor International and the Centre National de la Recherche Scientifique. Her experience in these institutions has allowed her to refine her expertise in materials science and engineering.
Collaborations
Throughout her career, Duluard has collaborated with esteemed colleagues, including Claudine Biver and Jean-Paul Cano. These partnerships have contributed to her innovative research and development efforts.
Conclusion
Sandrine Duluard's contributions to the fields of composite materials and thermal barriers highlight her role as a leading inventor. Her patents reflect her commitment to advancing technology and improving industrial applications.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile