Patents by Inventor Serge Paris

Serge Paris has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Punching tool for forming tube slots in a manifold of a heat exchanger
    Publication number: 20020108244
    Abstract: A punching tool for forming elongated slots in a tubular wall comprises a punching end having a generally oblong cross section, said cross section comprising a central portion and two lateral portions. According to the invention, said central portion has a larger thickness than said lateral portions.
    Type: Application
    Filed: January 29, 2002
    Publication date: August 15, 2002
    Inventors: Stephane Appert, Herve Charlot, Serge Paris