Patents by Inventor Kyouhei Ohyama

Kyouhei Ohyama 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).

  • Electronic weighing scale using general purpose block member
    Patent number: 6472618
    Abstract: A weighing scale includes an integral block member having a load receiving portion for receiving a load of a scaled object; a fixing portion for fixing the integral block; and a Roberval portion having recessed portions between the load receiving portion and the fixing portion. The scale also includes a load transmitting beam; a member for transmitting displacement of the load transmitting beam and the load receiving portion to the load transmitting beam and for becoming a force point of the load transmitting beam; a fulcrum member of the load transmitting beam; and a fulcrum member attachment portion being formed on the integral block so that the fulcrum of the of the load transmitting beam is positioned in a space thereby constituting the weighing scale. The member for transmitting displacement of the load transmitting beam and fulcrum member of the load transmitting beam are formed separately from the integral block member. An integral block member may include a working guide recess.
    Type: Grant
    Filed: March 27, 2000
    Date of Patent: October 29, 2002
    Assignee: A&D Co., Ltd.
    Inventors: Naoto Izumo, Kyouhei Ohyama, Eiichi Yoshida