Patents by Inventor Kotomasa Ichisaka

Kotomasa Ichisaka 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).

  • Bearing lubricating oil and bearing
    Patent number: 8343899
    Abstract: A bearing oil contains a first monoester which is an ester of a branched chain fatty acid containing 18 carbon atoms or a monounsaturated fatty acid containing 18 carbon atoms and ethylhexyl alcohol.
    Type: Grant
    Filed: March 3, 2011
    Date of Patent: January 1, 2013
    Assignee: Sato Special Oil Co., Ltd.
    Inventors: Kotomasa Ichisaka, Masato Fujii
  • BEARING LUBRICATING OIL AND BEARING
    Publication number: 20120076449
    Abstract: A bearing oil contains a first monoester which is an ester of a branched chain fatty acid containing 18 carbon atoms or a monounsaturated fatty acid containing 18 carbon atoms and ethylhexyl alcohol.
    Type: Application
    Filed: March 3, 2011
    Publication date: March 29, 2012
    Applicant: SATO SPECIAL OIL CO., LTD.
    Inventors: Kotomasa ICHISAKA, Masato FUJII