Patents by Inventor Mashayuki Yoshioka

Mashayuki 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: 5344200
    Abstract: An implement for disposing of dung of a pet animal adapted to be pointed to a rump of a pet animal by a user to receive dung of the pet animal through a sack, comprises an elongated tubular body having first and second ends, a housing body mounted on an upper wall of the elongated tubular body for carrying vertically stacked cartridges therein, each of the cartridges including a pair of casing members hingedly connected at one ends thereof to each other and a sack supported between the casing members in a manner to be folded up, a pair of receiving members inserted in a longitudinal bore of the tubular body for receiving a lowermost one of tile cartridges when the lowermost cartridge drops down from the housing body toward the bore of the tubular body by gravity, a rod-like pusher movably inserted in the bore of the tubular body for pushing toward the first end of the tubular body the lowermost cartridge received by the receiving members, the receiving members pivotally connected at one ends thereof to the pu
    Type: Grant
    Filed: July 16, 1992
    Date of Patent: September 6, 1994
    Assignee: Olive Corporation
    Inventor: Mashayuki Yoshioka
  • Patent number: 5290080
    Abstract: A pooper scooper for disposing of solid wastes from a pet animal, comprises a relatively short body having a hollow portion provided in its interior and extending along a bottom portion thereof, the hollow portion having an opening at one end thereof, a linear slit extending along the bottom portion of the body, and a housing portion for carrying vertical stacked cartridges therein, the housing portion being provided in the interior of the body, situated on the hollow portion and communicating with the hollow portion, each of the cartridges including a pair of casing members hingedly connected at one ends thereof to each other and a sack supported and contained between the casing members in a manner to be folded up, a pair of receiving members movably inserted in the hollow portion for receiving a lowermost one of the cartridges, a pusher movably inserted within the hollow portion for pushing out of the opening of the hollow portion the lowermost cartridge received by the receiving members, the receiving memb
    Type: Grant
    Filed: July 22, 1993
    Date of Patent: March 1, 1994
    Assignee: Olive Corporation
    Inventor: Mashayuki Yoshioka
  • Patent number: 4878703
    Abstract: An implement for disposing of dung of a pet animal adapted to be pointed to a rump of a pet animal by a user to receive dung from the pet animal through a vinyl sack thereof, comprises an elongated tubular body having first and second ends, a housing body mounted on the elongated tubular body and for carrying vertically stacked cartridges therein, a movable plate movably supported with respect to the housing body and for moving the cartridges within the housing body one by one in a longitudinal bore of the tubular body, a pushing member inserted in the longitudinal bore of the tubular body to be movably supported with respect to the tubular body and for pushing a cartridge having been located in the longitudinal bore of the tubular body by the movable plate toward the first end along the longitudinal bore of the tubular body, and an actuating mechanism mounted with respect to the tubular body and for automatically moving the pushing member toward the first end of the tubular body and automatically returning t
    Type: Grant
    Filed: August 29, 1988
    Date of Patent: November 7, 1989
    Inventor: Mashayuki Yoshioka
  • Patent number: 4717186
    Abstract: An implement for disposing of dung of a pet animal adapted to be pointed to a rump of a pet animal by a user to receive dung from the pet animal through a vinyl sack thereof, comprises an elongated tubular body having first and second ends, a housing body mounted on the elongated tubular body and for carrying vertically stacked cartridges therein, a movable plate movably supported with respect to the housing body and for moving the cartridges within the housing body one by one in a longitudinal bore of the tubular body, and a pushing rod movably inserted in the longitudinal bore and for pushing a cartridge having been located in the longitudinal bore of the tubular body by the movable plate toward the first end along the longitudinal bore of the tubular body.
    Type: Grant
    Filed: April 10, 1987
    Date of Patent: January 5, 1988
    Inventor: Mashayuki Yoshioka
  • Patent number: D355280
    Type: Grant
    Filed: February 1, 1993
    Date of Patent: February 7, 1995
    Assignee: Olive Corporation
    Inventor: Mashayuki Yoshioka