Patents by Inventor Hirokatsu Iwaya

Hirokatsu Iwaya 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).

  • Patent number: 4389811
    Abstract: A bird action toy in which a bird toy body capable of inclining forward and returning to the upright position on a perch and of performing such actions simultaneously as opening and closing its bill, producing chirping sounds and swinging its tail is detachably fitted over the supporting member through an adapter. The bird toy body comprises cam and a motor for driving the cam, the cam being engaged with the engagement rod projecting from the perch so as to incline the body forwardly and return it to the upright position. The perch serves as a case for storing batteries to drive the motor installed in the toy body.
    Type: Grant
    Filed: November 16, 1981
    Date of Patent: June 28, 1983
    Assignee: Iwaya Kabushiki Kaisha
    Inventors: Hirokatsu Iwaya, Hiroshi Saigo, Takashi Suzuki
  • Patent number: 4245515
    Abstract: A device for switching power of active toy comprising: a pair of drive gears having engaging lugs formed on their opposing inner surfaces for mutual engagement and crank portions for actuating predetermined acting portions; a switching mechanism; and a switching gear adapted to be brought by said switching mechanism into engagement with alternating one of said drive gears. When said switching gear engages one of said drive gears, the other drive gear is driven by the first-mentioned drive gear through their engaging lugs, at a certain time lag, so that said crank portions of said drive gears may be actuated with a phase differential.
    Type: Grant
    Filed: January 9, 1979
    Date of Patent: January 20, 1981
    Inventor: Hirokatsu Iwaya
  • Patent number: D270258
    Type: Grant
    Filed: October 9, 1980
    Date of Patent: August 23, 1983
    Assignees: Yonezawa Toys Co., Ltd., Iwaya Co., Ltd.
    Inventors: Hirokatsu Iwaya, Hiroshi Kaneko