Patents by Inventor Yoko Togashi

Yoko Togashi 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).

  • Abrasive material product, its production method and use method
    Patent number: 9919406
    Abstract: To provide an abrasive material with improved adhesion strength of an abrasive part to a substrate and durable to a severe abrasive work with applying high load and a long time abrading work. The abrasive material product comprises a substrate and an abrasive part having a plurality of shaped structures projecting from the substrate and is characterized in that the abrasive part comprises (1) an upper layer composed of a cured material of a mixture containing abrasive particles dispersed in a resin and (2) a lower layer composed of a cured material of a binder agent containing a radiation-curable monomer and/or oligomer and a thermosetting resin.
    Type: Grant
    Filed: July 23, 2009
    Date of Patent: March 20, 2018
    Assignee: 3M INNOVATIVE PROPERTIES COMPANY
    Inventors: Michihiro Ohishi, Yoko Togashi, Yasuhiko Nagano
  • ABRASIVE MATERIAL PRODUCT, ITS PRODUCTION METHOD AND USE METHOD
    Publication number: 20110092137
    Abstract: To provide an abrasive material with improved adhesion strength of an abrasive part to a substrate and durable to a severe abrasive work with applying high load and a long time abrading work. The abrasive material product comprises a substrate and an abrasive part having a plurality of shaped structures projecting from the substrate and is characterized in that the abrasive part comprises (1) an upper layer composed of a cured material of a mixture containing abrasive particles dispersed in a resin and (2) a lower layer composed of a cured material of a binder agent containing a radiation-curable monomer and/or oligomer and a thermosetting resin.
    Type: Application
    Filed: July 23, 2009
    Publication date: April 21, 2011
    Inventors: Michihiro Ohishi, Yoko Togashi, Yasuhiko Nagano