Patents by Inventor Hiromasa Ueyama

Hiromasa Ueyama 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).

  • Method for the continuous manufacture of anhydrous crystalline maltitol and a manufacturing apparatus therefor
    Patent number: 6120612
    Abstract: Disclosed herein is a continuous manufacturing method for anhydrous crystalline maltitol comprising the following steps: (i) a heating and concentrating step where an aqueous solution containing maltitol in which maltitol is a main ingredient is continuously heated and concentrated to give a concentrated solution having a high concentration; (ii) a seed crystal adding and mixing step where the seed crystals are added to and mixed with the above concentrated solution with heating to give a massceuite containing the seed crystals; and (iii) a crystal aging step where the massceuite is subjected to disintegration, mixing, stirring and transfer in an atmosphere in which temperature and moisture are adjusted to proceed the crystallization.
    Type: Grant
    Filed: January 26, 1999
    Date of Patent: September 19, 2000
    Assignees: Kabushiki Kaisha Hayashibara Seibutsu Kagaku Kenkyujo, Sanwa Kosan Kabushiki Kaisha
    Inventors: Masakazu Mitsuhashi, Zenichi Yoshino, Toshiaki Komaki, Yoshiki Kurahashi, Shigemitsu Ohsaki, Hiromasa Ueyama, Makoto Kittaka