Patents Assigned to Isamu Ikekara
  • Process for producing dental working cast
    Patent number: 5232365
    Abstract: The present invention relates to a process for producing dental working cast for use for preparing a crown or a denture of metal-bonded porcelein or of all ceramic in dental therapy, by preparing a removable positive model of tooth from impression, processing it into a model of the working cast and replicating the model using a suitable material chosen from resin, die material, refractory cast material and modified dental stone, to obtain the working cast.
    Type: Grant
    Filed: February 18, 1992
    Date of Patent: August 3, 1993
    Assignee: Isamu Ikekara
    Inventor: Isamu Ikehara