Patents by Inventor Yoshitomo Yoshioka

Yoshitomo Yoshioka 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: 4394942
    Abstract: An automatic supplying apparatus for powder or particle materials which repeatedly transfers the material laterally in fixed quantities from a position directly below a hopper to a working table. The apparatus comprises a measuring transfer table having through holes of a predetermined configuration and capable of reciprocating along a track, and a gate moving integrally with the measuring transfer means to close the bottom of the through holes when the measuring transfer table proceeds towards the working table, and returning to the original position when it reaches a predetermined position on the working table, leaving the measuring transfer table behind and causing the bottom of the through holes to open at a predetermined position on the working table.
    Type: Grant
    Filed: March 17, 1981
    Date of Patent: July 26, 1983
    Assignee: K.K. Yoshioka Seisakusho
    Inventor: Yoshitomo Yoshioka