Patents by Inventor Sigemi Ohsaki

Sigemi Ohsaki 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).

  • Powder alloy sheet for forming a wear resistant layer on a workpiece
    Patent number: 4563329
    Abstract: A powder alloy sheet including powders of wear-resistant eutectic alloy in a quantity of 85 to 97% in volume, and acrylic resin binder in a quantity of 15 to 3% in volume.There is also disclosed a method for forming a wear-resistant layer on a workpiece comprising steps of providing a powder alloy sheet comprised on 85 to 97 vol. % of powders of wear-resistant eutectic alloy and 15 to 3 vol. % of acrylic resin binder, bonding the sheet on a workpiece surface, heating the workpiece under a non-oxidizing atmosphere to a semi-liquid phase sintering temperature to sinter the alloy powder.
    Type: Grant
    Filed: October 31, 1983
    Date of Patent: January 7, 1986
    Assignee: Mazda Motor Corporation
    Inventors: Tuyoshi Morishita, Sigemi Ohsaki, Yashuhumi Kawado