Patents by Inventor Yasutaka Imori

Yasutaka Imori 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 repellent composition, fluorocarbon polymer coating composition and coating film therefrom
    Patent number: 6124388
    Abstract: Fluorocarbon polymer coating composition and coating film include a fluorocarbon polymer powder, a binder and an additive comprised by a substance having a surface free energy smaller than that of the binder. The coating composition and coating film have improved resistance to deterioration with time of the water repellent properties of the film.
    Type: Grant
    Filed: July 17, 1996
    Date of Patent: September 26, 2000
    Assignee: Nippon Telegraph and Telephone Corporation
    Inventors: Kenichi Takai, Hiroyuki Saito, Goro Yamauchi, Hisayoshi Takazawa, Yasutaka Imori
  • Pin board matrix
    Patent number: 4778393
    Abstract: A pin switch board matrix is described including a laminated board with two insulative substrates each, provided with a plurality of parallel conductive X-patterns and Y-patterns, made of resilient metal wires, respectively. The laminated board has a plurality of through holes, each penetrating the two substrates, at positions corresponding to intersections of the respective X and Y-conductive patterns. When a short plug is inserted into a selected through hole, the X and Y-patterns corresponding to the selected via the short plug. The substrates have a plurality of parallel guide grooves for receiving the wire patterns.
    Type: Grant
    Filed: February 2, 1987
    Date of Patent: October 18, 1988
    Assignee: Fujitsu Limited
    Inventors: Masao Hosogai, Toshihiko Yamamoto, Yasutaka Imori, Nobuteru Hujioka