Patents by Inventor Tan Miwa

Tan Miwa 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).

  • .beta.-Galactosidase and production thereof
    Patent number: 4229539
    Abstract: A new .beta.-galactosidase is now provided which is highly effective to digest lactose and stable at acidic pH values and thermally stable. The .beta.-galactosidase is produced by Penicillium multicolor in high yield and is isolated from the culture medium of this microorganism in an inexpensive and easy way.
    Type: Grant
    Filed: January 26, 1979
    Date of Patent: October 21, 1980
    Assignee: Kumiai Chemical Industry Co., Ltd.
    Inventors: Tan Miwa, Reisuke Kobayashi, Kiyoshi Takita