This inventor holds 2 USPTO granted patents. Top assignees: Lyonnaise Des Eaux, Persohn S.a., Manufacture D'appareillage Electrique De Cahors. Active years: 1989-1991.
Company Filing History:
2 out of 11 
2 out of 2 
1 out of 13 Years Active: 1989-1991
Title: Innovations by Philippe Persohn
Introduction
Philippe Persohn is a notable inventor based in Bazas, France. He has made significant contributions to the field of water meter technology, holding 2 patents that showcase his innovative approach to solving practical problems in water management.
Latest Patents
His latest patents include a "Device for fixing a water meter onto a base and method relating thereto." This invention features contact surfaces of a water meter and a base of a meter support, which are bordered by annular shoulders. An assembly ring is designed to keep these shoulders in contact, utilizing elastic fingers to maintain the connection. Another patent, titled "Device for connecting and supporting a water-meter," describes a system that includes a water-inlet pipe and a water-outlet pipe secured in a support. This support allows for the rotation of a plate to control the flow of water or to test the meter.
Career Highlights
Philippe has worked with several companies throughout his career, including Lyonnaise des Eaux and Persohn S.A. His experience in these organizations has contributed to his expertise in water management technologies.
Collaborations
He has collaborated with notable individuals such as Alain Rappart and Henri Loosdregt, further enhancing his innovative endeavors.
Conclusion
Philippe Persohn's contributions to water meter technology through his patents reflect his commitment to innovation and practical solutions in the field. His work continues to influence the industry and improve water management systems.