Patents by Inventor Stephane Tuffe

Stephane Tuffe 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).

  • Easy-Clean Cooking Surface and Culinary Article or Domestic Electrical Appliance Comprising such a Cooking Surface
    Publication number: 20130136920
    Abstract: Provided is a food-cooking surface for a culinary article or domestic electrical cooking appliance, consisting in depositing Zr and/or Nb and/or Ti on a substrate, the production process including a step of carburizing and/or nitriding at least one of the aforementioned elements, characterized in that the cooking surface also includes depositing Si so as to produce (Zr/Nb/Ti)—Si—(N/C) coatings. Also provided is a culinary article or domestic electrical or gas cooking appliance comprising such a cooking surface.
    Type: Application
    Filed: February 10, 2011
    Publication date: May 30, 2013
    Applicants: SEB S.A., CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE, UNIVERSITE DE LORRAINE
    Inventors: Stephane Tuffe, Jean-Francois Pierson
  • Easy-clean cooking surface and domestic electric article having such a surface
    Patent number: 8322273
    Abstract: The present invention relates to a food-cooking surface for a kitchen utensil or cooker, characterized in that the cooking surface is a coating containing at least 30% niobium. Advantageously, the coating contains zirconium or titanium, with a content of less than 70%.
    Type: Grant
    Filed: January 26, 2007
    Date of Patent: December 4, 2012
    Assignee: SEB S.A.
    Inventors: Alain Coudurier, Stéphane Tuffe
  • Easy-to-clean cooking surface and electrical household appliance comprising such a surface
    Patent number: 7833637
    Abstract: Food cooking surface for a kitchen utensil or cooking appliance, constituted by the surface of a compound fabricated starting from an alloy whose two principal components are zirconium and cobalt.
    Type: Grant
    Filed: December 20, 2007
    Date of Patent: November 16, 2010
    Assignee: SEB S.A.
    Inventors: Stéphane Tuffe, Alain Coudurier
  • EASY-CLEAN COOKING SURFACE AND DOMESTIC ELECTRIC ARTICLE HAVING SUCH A SURFACE
    Publication number: 20090165656
    Abstract: The present invention relates to a food-cooking surface for a kitchen utensil or cooker, characterized in that this cooking surface is a coating containing at least 30% niobium. Advantageously, the coating contains zirconium or titanium, with a content of less than 70%.
    Type: Application
    Filed: January 26, 2007
    Publication date: July 2, 2009
    Inventors: Alain Coudurier, Stephane Tuffe
  • EASY-TO-CLEAN COOKING SURFACE AND ELECTRICAL HOUSEHOLD APPLIANCE COMPRISING SUCH A SURFACE
    Publication number: 20080156197
    Abstract: Food cooking surface for a kitchen utensil or cooking appliance, constituted by the surface of a compound fabricated starting from an alloy whose two principal components are zirconium and cobalt.
    Type: Application
    Filed: December 20, 2007
    Publication date: July 3, 2008
    Applicant: SEB S.A.
    Inventors: Stephane TUFFE, Alain Coudurier
  • EASY-TO-CLEAN COOKING SURFACE AND ELECTRICAL HOUSEHOLD APPLIANCE COMPRISING SUCH A SURFACE
    Publication number: 20080081211
    Abstract: Food cooking surface for a kitchen utensil or cooking appliance, constituted by the surface of a compound fabricated starting from an alloy whose two principal components are zirconium and cobalt.
    Type: Application
    Filed: September 17, 2007
    Publication date: April 3, 2008
    Applicant: SEB S.A.
    Inventors: Stephane Tuffe, Alain Coudurier