Patents by Inventor Yasutake Hiji

Yasutake Hiji 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).

  • Intestinal absorption inhibiting agent
    Patent number: 5116820
    Abstract: Intestinal absorption inhibiting agent for inhibiting glucose absorption through intestinal tracts of humans and like, the agent containing gymnemic acid and pullulan which work synergistically with each other against glucose absorption.
    Type: Grant
    Filed: August 6, 1990
    Date of Patent: May 26, 1992
    Inventor: Yasutake Hiji
  • Foodstuff containing a hyperglycemia controlling agent
    Patent number: 4913925
    Abstract: A foodstuff which inhibits the increase in blood sugar content is disclosed. This foodstuff contains starch and/or sucrose and further contains pullulan in weight ratio of pullulan to starch and/or sucrose of 1:400 to 1:20.
    Type: Grant
    Filed: January 19, 1988
    Date of Patent: April 3, 1990
    Inventor: Yasutake Hiji
  • Cariostatic materials and foods, and method for preventing dental caries
    Patent number: 4912089
    Abstract: The decomposition of sugar and production of glucan by Streptococcus mutans which causes dental caries are prevented by a purified Gymnemic acid as a cariostatic material derived from Gymnema sylvestre. The Gymnema sylvestre itself is used as a cariostatic food.
    Type: Grant
    Filed: November 6, 1987
    Date of Patent: March 27, 1990
    Inventor: Yasutake Hiji
  • Intestinal absorption inhibiting agent
    Patent number: 4761286
    Abstract: Gymnema sylvestre is added to glucose for inhibiting absorption of the glucose through intestine, whereby the increase in calorie intake which usually arises from taking of glucose-containing foodstuffs can be restrained at a low level.
    Type: Grant
    Filed: January 27, 1987
    Date of Patent: August 2, 1988
    Inventor: Yasutake Hiji
  • Method for inhibiting increase in blood sugar content
    Patent number: 4629725
    Abstract: A method of inhibiting the increase in blood sugar content which usually arises from intake of foodstuff containing starch and/or sucrose by adding pullulan to the foodstuff in a weight ratio of pullulan to starch and/or sucrose of 1:400 to 1:20.Also, a foodstuff product containing starch and/or sucrose to which pullulan is added in a weight ratio of pullulan to starch and/or sucrose of 1:400 to 1:20.
    Type: Grant
    Filed: March 22, 1985
    Date of Patent: December 16, 1986
    Inventor: Yasutake Hiji