Patents by Inventor Soichiro Asai

Soichiro Asai 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 of producing carbon source for fermentation
    Patent number: 4066502
    Abstract: A hydrolyzate of molasses, containing both glucose and fructose, is mixed with calcium hydroxide, and a fructose addition precipitate is recovered. The residual liquor is neutralized, calcium ions are removed, and then the liquor is used as a carbon source for glutamic acid or lysine fermentation.The present method may supply very inexpensive fructose to the market.
    Type: Grant
    Filed: April 19, 1976
    Date of Patent: January 3, 1978
    Assignee: Ajinomoto Co., Inc.
    Inventors: Soichiro Asai, Tsutomu Matsuishi, Katsunobu Matsushita, Shigeho Ikeda, Kaetsu Kobayashi, Hiromasa Maruyama
  • Method of producing carbon source for citric acid fermentation
    Patent number: 4040906
    Abstract: A sugar hydrolyzate, containing both glucose and fructose, is mixed with calcium hydroxide, and a fructose addition precipitate is recovered. The residual liquor is neutralized, calcium ions are removed, and then the liquor is used as a carbon source for citric acid fermentation.The present method may supply very inexpensive fructose to the market.
    Type: Grant
    Filed: April 23, 1976
    Date of Patent: August 9, 1977
    Assignee: Ajinomoto Co., Inc.
    Inventors: Ryosuke Uchio, Kenji Kikuchi, Soichiro Asai, Kenichi Yarita