Patents Assigned to Sheenya Enterprises Co., Ltd.
  • Patent number: 5336525
    Abstract: A stamp pad and the method for producing the stamp pad are disclosed. The stamp pad has a piece of porous padding member padded in a case. The porous padding member has a plurality of regions provided respectively with stamping ink of different colors. The method for producing a stamp pad includes compressing a piece of porous padding member by means of a hot pressing plate; preparing high concentration stamping ink of different colors; diluting the high concentration stamping ink with a diluent; depressing a die with a plurality of partitions on the porous padding member in order to form different regions on the porous padding member; adding the diluted stamping ink of different colors into the regions of the porous padding member; vacuum drying the porous padding member to remove the diluent in the porous padding member; and removing the die.
    Type: Grant
    Filed: January 21, 1993
    Date of Patent: August 9, 1994
    Assignee: Sheenya Enterprises Co., Ltd.
    Inventor: Richard Jen