Patents by Inventor Haruo Okouchi

Haruo Okouchi 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 manufacturing toothpaste
    Patent number: 4795630
    Abstract: There is disclosed a method for manufacturing a toothpaste containing an abrasive, a humectant, a binder, a surfactant and water comprising steps of:mixing the binder, part of the humectant and a small amount of water to prepare a liquid dispersion where the binder is slightly swollen,mixing the thus prepared liquid of the slightly swollen binder with the abrasive, the surfactant, the remaining humectant and the remaining water, andperforming a final stage where the binder is completely swollen and dissolved to prepare a toothpaste.
    Type: Grant
    Filed: June 19, 1986
    Date of Patent: January 3, 1989
    Assignee: Lion Corporation
    Inventors: Haruo Okouchi, Shoji Konishi