Patents by Inventor Tomohito Sasaki

Tomohito Sasaki 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).

  • Fluororesin coating film
    Patent number: 7811664
    Abstract: A fluororesin coating film for improved permeation resistance that maintains excellent wear resistance and also products containing such film. The fluororesin coating has at least two layers that are formed on a substrate where at least one of the layers contains filler with a new Mohs hardness of ?7 and a tetrafluoroethylene-perfluoro (alkyl vinyl ether) copolymer and tetrafluoroethylene-perfluoro (alkyl vinyl ether) copolymer layer directly below the layer described above.
    Type: Grant
    Filed: April 19, 2006
    Date of Patent: October 12, 2010
    Assignees: E. I. du Pont de Nemours and Company, duPont-Mitsui Fluorochemicals Co Ltd
    Inventors: Tomohito Sasaki, Matsunori Takada
  • Fluororesin coating film
    Publication number: 20060234063
    Abstract: A fluororesin coating film for improved permeation resistance that maintains excellent wear resistance and also products containing such film. The fluororesin coating has at least two layers that are formed on a substrate where at least one of the layers contains filler with a new Mohs hardness of ?7 and a tetrafluoroethylene-perfluoro (alkyl vinyl ether) copolymer and tetrafluoroethylene-perfluoro (alkyl vinyl ether) copolymer layer directly below the layer described above.
    Type: Application
    Filed: April 19, 2006
    Publication date: October 19, 2006
    Inventors: Tomohito Sasaki, Matsunori Takada