Patents by Inventor Yasuo MURAYAMA

Yasuo MURAYAMA 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).

  • Patent number: 8944735
    Abstract: The invention provides a sealer to be used for a bolt including a sprayed preservative coating coated onto at least a threaded portion. The sealer contains a wax therein in the range of 1 to 10 mass % both inclusive.
    Type: Grant
    Filed: December 17, 2012
    Date of Patent: February 3, 2015
    Assignees: Fuji Engineering Co., Ltd., Fujigiken Co., Ltd., West Nippon Expressway Company Limited
    Inventors: Masanobu Sugimoto, Yasuo Murayama, Kenichi Yamada, Yasutoshi Yamada
  • Publication number: 20140169911
    Abstract: The invention provides a sealer to be used for a bolt including a sprayed preservative coating coated onto at least a threaded portion. The sealer contains a wax therein in the range of 1 to 10 mass % both inclusive.
    Type: Application
    Filed: December 17, 2012
    Publication date: June 19, 2014
    Applicants: FUJI ENGINEERING CO., LTD., WEST NIPPON EXPRESSWAY COMPANY LIMITED, FUJIGIKEN CO., LTD.
    Inventors: Masanobu SUGIMOTO, Yasuo MURAYAMA, Kenichi YAMADA, Yasutoshi YAMADA