Patents by Inventor Junji Okaneya

Junji Okaneya 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).

  • Combined reversible aqueous colloidal dental impression material
    Patent number: 4060421
    Abstract: A combined reversible aqueous colloidal dental impression material comprising powdery agar-agar, water soluble starch, silicone oil, potassium sulfate, borax, perfume, pigment antiseptic and water.A process for preparing a combined reversible colloidal dental impression material by which powdery agar-agar, water soluble starch, silicone oil potassium sulfate, borax, perfume antiseptic and pigment are admixed under heating and agitation in the presence of water and the obtained mixture is homogenized.
    Type: Grant
    Filed: May 21, 1976
    Date of Patent: November 29, 1977
    Inventors: Ikuji Yoshikawa, Yoshihisa Noro, Junji Okaneya