This inventor holds 3 USPTO granted patents and 1 published patent application and 1 EPO patent. Top assignees: Chiralsep S.a.r.l., Institut Francais Du Pe'trole, Pfizer Corporation. Active years: 2000-2004.
Company Filing History:
1 out of 1 
1 out of 2,424 
1 out of 4,486 
Years Active: 2000-2004
Title: The Innovations of Raphael Duval
Introduction
Raphael Duval is a notable inventor based in Notre Dame de Gravenchon, France. He has made significant contributions to the field of chemistry, particularly in the development of processes and materials that enhance the efficiency of pharmaceutical and separation technologies. With a total of 3 patents to his name, Duval's work exemplifies the intersection of innovation and practical application.
Latest Patents
Duval's latest patents include a process for the preparation of optically pure or enriched racemic tetralone. This innovative process utilizes chromatographic separation on a solid stationary chiral phase of spherical clay particles, which contain an optically pure metal-organic complex. The liquid mobile phase, preferably free of acetonitrile, is designed to operate at temperatures above 40°C. Another significant patent involves the synthesis of chloro-, hydroxy-, and alkoxysilane derivatives of polysaccharides or oligosaccharides. These novel compounds are polymerizable and cross-linkable, leading to the creation of new support materials that can be used in various chromatographic techniques.
Career Highlights
Throughout his career, Raphael Duval has worked with prominent organizations such as Pfizer Corporation and the Institut Français Du Pétrole. His experience in these institutions has allowed him to refine his skills and contribute to groundbreaking research in the field of chemistry.
Collaborations
Duval has collaborated with notable colleagues, including Philippe Taillasson and Laurent Berger. These partnerships have fostered an environment of innovation and have led to the successful development of his patented technologies.
Conclusion
Raphael Duval's contributions to the field of chemistry through his patents and collaborations highlight his role as a significant inventor. His work continues to influence advancements in pharmaceutical processes and material science.