Patents by Inventor Kounosuke Sano

Kounosuke Sano 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 L-histidine by fermentation
    Patent number: 4388405
    Abstract: A microorganism of the genus Escherichia incorporated with a hybrid plasmid, which have been inserted with a DNA fragment possessing genetic information related to L-histidine production and obtained from a mutant of the genus Escherichia, resistant to a histidine-analogue, produces L-histidine in a high yield.
    Type: Grant
    Filed: June 12, 1980
    Date of Patent: June 14, 1983
    Assignee: Ajinomoto Company Incorporated
    Inventors: Kounosuke Sano, Takayasu Tsuchida
  • Method for producing L-lysine by fermentation
    Patent number: 4346170
    Abstract: An L-lysine producing microorganism which is obtained by incorporation into a host strain of the genus Escherichia of a hybrid plasmid having inserted therein a DNA fragment with genetic information controlling L-lysine production which is derived from a donor strain which is resistant to an L-lysine analogue, is useful for the production of high levels of L-lysine by fermentation.
    Type: Grant
    Filed: July 23, 1980
    Date of Patent: August 24, 1982
    Assignee: Ajinomoto Company, Incorporated
    Inventors: Kounosuke Sano, Takayasu Tsuchida