Patents by Inventor Katsuhiro Iida

Katsuhiro Iida 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).

  • Steering control system for an unmanned vehicle
    Patent number: 4253541
    Abstract: A steering control system of a type wherein an unmanned vehicle is transferred from one cable to another of two crossing cables by a programmed turning operation. According to the invention, a smooth transferring of the vehicle from the programmed turning to a guided travel along the other cable can be achieved. Conditions for the transferring of the vehicle are: (a) an output of a posture angle detection coil is within a predetermined low range, (b) the vehicle has moved by a predetermined distance after starting of the programmed turning and (c) the vehicle is not out of course, i.e. an output of a reference phase detection coil is greater than a preset value.
    Type: Grant
    Filed: October 4, 1978
    Date of Patent: March 3, 1981
    Assignee: Kabushiki Kaisha Komatsu Seisakusho
    Inventors: Katsuhiro Iida, Takao Kamide, Shinichi Hitomi
  • Electronic calculator
    Patent number: D290372
    Type: Grant
    Filed: April 22, 1985
    Date of Patent: June 16, 1987
    Assignee: Sharp Corporation
    Inventors: Takahisa Yubisui, Hiroshi Sakaguchi, Katsuhiro Iida
  • Combined word processor-printer
    Patent number: D290845
    Type: Grant
    Filed: May 16, 1984
    Date of Patent: July 14, 1987
    Assignee: Sharp Corporation
    Inventors: Takahisa Yubisui, Hiroshi Sakaguchi, Katsuhiro Iida, Megumi Shinohara, Tadahiko Saimen
  • Electronic calculator
    Patent number: D293920
    Type: Grant
    Filed: November 27, 1985
    Date of Patent: January 26, 1988
    Assignee: Sharp Corporation
    Inventors: Takahisa Yubisui, Hiroshi Sakaguchi, Katsuhiro Iida
  • Electronic calculator
    Patent number: D295875
    Type: Grant
    Filed: November 27, 1985
    Date of Patent: May 24, 1988
    Assignee: Sharp Corporation
    Inventors: Takahisa Yubisui, Hiroshi Sakaguchi, Katsuhiro Iida
  • Electronic calculator
    Patent number: D297948
    Type: Grant
    Filed: January 17, 1986
    Date of Patent: October 4, 1988
    Assignee: Sharp Corporation
    Inventors: Takahisa Yubisui, Hiroshi Sakaguchi, Katsuhiro Iida