Patents by Inventor Yasuo Gama

Yasuo Gama 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).

  • Solidifying material for a liquid organic compound, use thereof, and method of solidifying an organic compound
    Publication number: 20050047980
    Abstract: A solidifying material for an organic compound that is liquid at 20° C. and 0.1 MPa, in which the solidifying material is obtained by the steps of: dissolving a carboxylic acid, lithium hydroxide, and urea in pure water to give a solution, gradually cooling the solution, and then precipitating crystals in a long fibrous shape from the solution; a method of producing the solidifying material; and a solidifying method of the organic compound, by using the solidifying material.
    Type: Application
    Filed: March 1, 2004
    Publication date: March 3, 2005
    Inventors: Hiroshi Sakaguchi, Shinsuke Yamazaki, Yasuo Gama, Yoshishige Kida, Seizi Iseki
  • High-purity lithium carboxylate crystal, production method thereof and use thereof
    Publication number: 20050047984
    Abstract: A lithium carboxylate crystal, which is obtained by: dissolving an aliphatic carboxylic acid, lithium hydroxide, and urea in water, to give a solution thereof, and crystallizing lithium carboxylate from the solution; a method of producing the lithium carboxylate crystal; and a method of solidifying a halogen-containing liquid organic compound or a gaseous hydrocarbon, by using the lithium carboxylate crystal.
    Type: Application
    Filed: March 1, 2004
    Publication date: March 3, 2005
    Inventors: Hiroshi Sakaguchi, Shinsuke Yamazaki, Yasuo Gama
  • Rhamnolipid liposomes
    Patent number: 4902512
    Abstract: A liposome having a bilayer structure composed of rhamnolipid A (2-O-.alpha.-decenoyl-.alpha.-L-rhamnopyranosyl-.beta.-hydroxydecanoyl-.be ta.-hydroxydecanoic acid), rhamnolipid B (2-O-(2-O-.alpha.-decenoyl-.alpha.-rhamnopyranosyl)-.alpha.-L-rhamnopyrano syl-.beta.-hydroxydecanoyl-.beta.-hydroxydecanoic acid), or a salt thereof.
    Type: Grant
    Filed: January 19, 1988
    Date of Patent: February 20, 1990
    Assignee: Director-General of Agency of Industrial Science and Technology and Shin-Etsu Chemical Co., Ltd.
    Inventors: Yutaka Ishigami, Yasuo Gama, Hitoshi Nagahora, Tetsuhiko Hongu, Muneo Yamaguchi
  • Rust preventive agent of hydroxypolybasic acid salt type
    Patent number: 4517110
    Abstract: A rust preventive agent comprising a salt of hydroxycarboxylic acid having a cyclohexane ring. This preventive agent has the advantages of low toxicity, safely, and low foaming, and additionally exhibits excellent rust preventive effect on various metals.
    Type: Grant
    Filed: November 15, 1983
    Date of Patent: May 14, 1985
    Assignee: Agency of Industrial Science and Technology
    Inventors: Hiroshi Suzuki, Yasuo Gama, Shoji Miyazaki