Patents by Inventor Jouji Saito

Jouji Saito 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).

  • Solubilizer for water-insoluble alginates, aqueous solution thereof and dissolving method using the aqueous solution
    Patent number: 4810294
    Abstract: A solubilizer for water-insoluble aliginates consisting essentially of a salt which releases fluorine ions when dissolved in water, an aqueous solution of the solubilizer and a dissolving method with use of the aqueous solution are described.
    Type: Grant
    Filed: December 28, 1987
    Date of Patent: March 7, 1989
    Assignee: Daikin Industries, Ltd.
    Inventors: Toshiharu Yagi, Hiromichi Sakuma, Jouji Saito
  • Impression composition
    Patent number: 4810295
    Abstract: The present invention provides an impression composition of the alginate type which comprises (a) an alginate, (b) calcium sulfate and/or lead silicate, and (c) a filler as its main components and which is characterized in that the alginate component comprises in combination an alginate having a distribution of molecular weights in a lower range and an alginate having a distribution of molecular weights in a higher range.
    Type: Grant
    Filed: October 23, 1987
    Date of Patent: March 7, 1989
    Assignee: Daikin Industries, Ltd.
    Inventors: Toshiharu Yagi, Yoshihide Higashihata, Hiromichi Sakuma, Yoshito Tanaka, Jouji Saito, Minako Inomata, Torahiko Nagano, Takashi Nishioka, Sumiko Yubara