Patents by Inventor Ryosuke Uchio

Ryosuke Uchio 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).

  • Transgultaminase
    Patent number: 5156956
    Abstract: A transglutaminase catalyzing an acyl transfer reaction of a .gamma.-carboxyamide group of a glutamine residue in a peptide or protein chain in the absence of Ca.sup.2+.
    Type: Grant
    Filed: July 1, 1991
    Date of Patent: October 20, 1992
    Assignees: Ajinomoto Co., Inc., Amano Pharmaceutical Co., Ltd.
    Inventors: Masao Motoki, Atsushi Okiyama, Masahiko Nonaka, Haruo Tanaka, Ryosuke Uchio, Akira Matsuura, Hiroyasu Ando, Koichi Umeda
  • 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
  • Process for producing pyruvic acid by fermentation
    Patent number: 3993543
    Abstract: Improved method for producing pyruvic acid by fermentation of pyruvic acid producing mutants of the strain Candida lipolytica which require methionine and thiamine for growth.
    Type: Grant
    Filed: July 7, 1975
    Date of Patent: November 23, 1976
    Assignee: Ajinomoto Co., Inc.
    Inventors: Ryosuke Uchio, Kenji Kikuchi, Hitoshi Enei, Yoshio Hirose