Patents by Inventor Kunihiko Akashi

Kunihiko Akashi 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 production of L-arginine by fermentation
    Patent number: 4346169
    Abstract: Mutants of the genus Bervibacterium or Corynebacterium are given resistance to keto-malonic acid, fluoro-malonic acid, monofluoro-acetic acid or aspartate antagonist and used to produce L-arginine by aerobic fermentation.
    Type: Grant
    Filed: September 15, 1980
    Date of Patent: August 24, 1982
    Assignee: Ajinomoto Company, Incorporated
    Inventors: Kunihiko Akashi, Yayoi Nakamura, Takayasu Tsuchida, Hiroe Yoshii, Shigeho Ikeda