Patents by Inventor Morikatsu Ishii

Morikatsu Ishii 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 producing inosine by fermentation
    Patent number: 3960661
    Abstract: Mutant strains of Bacillus subtilis which require adenine for growth and are resistant to at least one sulfa drug produce inosine in culture medium.
    Type: Grant
    Filed: March 27, 1975
    Date of Patent: June 1, 1976
    Assignee: Ajinomoto Co., Inc.
    Inventors: Hitoshi Enei, Katsuaki Sato, Morikatsu Ishii, Yoshio Hirose