Patents by Inventor Kazuaki Tsujino

Kazuaki Tsujino 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 quantitatively determining glucoamylase in human urine and body fluids
    Patent number: 4009079
    Abstract: A method for quantitatively determining glucoamylase in human urine and body fluids which comprises removing low molecular weight substances from a human urine or body fluid sample, adding to the resulting sample which is free of low molecular weight (from about 500 to about 20,000) substances maltotriitol, phenyl-.alpha.-glucoside or 2,4-dinitrophenyl-.alpha.-glucoside, which are specific substrates for glucoamylase, and quantitatively determining the glucose, phenol or 2,4-dinitrophenol which is a degradation product of the above substrates, respectively.
    Type: Grant
    Filed: January 26, 1976
    Date of Patent: February 22, 1977
    Assignee: Ono Pharmaceutical Co., Ltd.
    Inventors: Kazuaki Tsujino, Junnosuke Kida, Masanobu Hosotani, Noshi Minamiura, Takehiko Yamamoto