Patents by Inventor Motohide Murayam

Motohide Murayam 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).

  • Combustion flame method for forming diamond films
    Patent number: 5215788
    Abstract: When a mixture of gases containing carbon is burned to form a film of diamond on a surface of a substrate held at an appropriate temperature, it is so burned as to form a substantially flat region of incomplete combustion lying in parallel to the substrate surface and contacting it, while the region is surrounded by an air-shielding gas stream or formed under a reduced pressure.
    Type: Grant
    Filed: June 21, 1991
    Date of Patent: June 1, 1993
    Assignee: Kabushiki Kaisha Toyota Chuo Kenkyusho
    Inventors: Motohide Murayam, Shinji Kojima, Katsuyuki Ohsawa, Shoji Noda, Kiyoshi Uchida