Patents by Inventor Toyoaki Nasuno

Toyoaki Nasuno 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).

  • Water-glycol hydraulic fluid containing polyoxyalkylene ethers
    Patent number: 4233170
    Abstract: A non-flammable hydraulic fluid comprises a water soluble alkylene oxide adduct of a nitrogen-free polyhydric alcohol having at least five hydroxyl groups, water and a glycol.
    Type: Grant
    Filed: January 11, 1979
    Date of Patent: November 11, 1980
    Assignee: Sanyo Chemical Industries, Limited
    Inventors: Fumihide Genjida, Toyoaki Nasuno, Hideo Kobayashi, Motohiko Ii
  • Non-inflammable hydraulic fluid
    Patent number: 3992312
    Abstract: A water-glycol base hydraulic fluid comprises a water soluble alkylene oxide adduct of a polyamide.
    Type: Grant
    Filed: August 5, 1975
    Date of Patent: November 16, 1976
    Assignee: Sanyo Chemical Industries, Ltd.
    Inventors: Fumihide Genjida, Motohiko Ii, Toyoaki Nasuno