This inventor holds 1 USPTO granted patent and 1 EPO patent. Top assignee: Saft. Active years: 2026.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Company Filing History:
Years Active: 2026
Title: Romain Cayzac and Real-Time Battery Lifetime Estimation.
Introduction
Romain Cayzac is an inventor associated with Saft and based in Beruges, France. His patent work addresses how to estimate the service life of an electrochemical cell in a battery under a specific application.
Latest Patents
Cayzac is credited with 1 patent: “Method for Determining the Service Life of an Electrochemical Cell of a Battery in Real Time.” The invention describes a method for estimating an electrochemical cell’s remaining availability time in a defined application. It measures the current supplied by the cell and its temperature, then uses those measurements alongside the cell’s capacity, the application’s cutoff voltage, and its background current to calculate total lifetime. The method is applicable to primary batteries.
Career Highlights
Cayzac’s listed patent reflects work on battery performance and lifetime estimation. By using real-time operating measurements, the method aims to assess service life in the context of the battery’s intended application.
Collaborations
Cayzac’s listed coworkers include Isabelle Sourmey and Willy Prodhomme. The supplied information identifies Saft as his company.
Conclusion
Romain Cayzac’s patent focuses on estimating battery-cell service life from real-time current and temperature measurements, connecting his work at Saft with practical battery performance assessment.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile