Patents by Inventor Mikio Sasabe

Mikio Sasabe 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).

  • Method for preparing pitch fluoride
    Patent number: 5149891
    Abstract: The present invention relates to a method for preparing a pitch fluoride, which comprises reacting pitch with fluorine in a fluorine type inert medium.
    Type: Grant
    Filed: April 10, 1991
    Date of Patent: September 22, 1992
    Assignee: Osaka Gas Company Limited
    Inventors: Takeshi Morimoto, Mikio Sasabe, Toshiyuki Maeda, Hiroyuki Fujimoto
  • Water and oil repellent composition
    Patent number: 5133802
    Abstract: A water and oil repellent composition containing, as an essential component, non-film-forming fine solid particles having a low surface tension and having a fluorine content of at least 30% by weight.
    Type: Grant
    Filed: April 26, 1990
    Date of Patent: July 28, 1992
    Assignees: Asahi Glass Company Ltd., Osaka Gas Company Limited
    Inventors: Takashige Maekawa, Masaru Nakamura, Masashi Matsuo, Mikio Sasabe, Hiroyuki Fujimoto