Patents by Inventor Akihisa Ikoma

Akihisa Ikoma 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).

  • Power steering system for outboard motor
    Patent number: 5127856
    Abstract: A power steering system for an outboard motor capable of permitting an electric motor to be driven only when the driving of the electric motor is required and automatically controlling the steering force of a steering wheel depending upon the steering reaction force. The system is so constructed that a steering cable is moved depending upon the rotation of the steering wheel and the movement of the steering cable is detected by means of a steering force sensor, which supplies a signal to a controller. The controller controls the output of the electric motor depending upon the signal.
    Type: Grant
    Filed: February 26, 1990
    Date of Patent: July 7, 1992
    Assignee: Kayaba Industry Co. Ltd.
    Inventors: Katsukuni Kabuto, Akihisa Ikoma