Patents by Inventor Kouki Horiko

Kouki Horiko 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 cultivation of microorganism
    Patent number: 4514501
    Abstract: A method for cultivating, under alkaline conditions, microorganisms in a culture medium containing, as a carbon source, the extracted liquor or spent liquor derived from alkaline pulping is presented. In this cultivation, organic acids contained in the extracted liquor or spent liquor can be effectively utilized. Typical microorganisms cultured are bacteria belonging to the genera Bacillus, Arthrobacter, Corynebacterium and Brevibacterium.
    Type: Grant
    Filed: February 12, 1982
    Date of Patent: April 30, 1985
    Assignee: Oji Paper Company, Ltd.
    Inventors: Yukio Kita, Kazuo Koide, Kouki Horiko