Patents by Inventor Isaburo Amano

Isaburo Amano 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).

  • Silicone derivatives, their production and use
    Patent number: 5859243
    Abstract: Disclosed are amino silicone derivatives having triazinyl groups or pyrimidinyl groups bound to amino groups of amino silicones, their production and use, said silicone derivatives being able to gel silicone oil or to increase the viscosity thereof stably and homogeneously, and therefore being useful as bases for cosmetics, pharmaceutical preparations and industrial materials.
    Type: Grant
    Filed: September 15, 1997
    Date of Patent: January 12, 1999
    Assignee: Chiba Flour Milling Co., Ltd.
    Inventors: Hiroyuki Ohno, Natsue Kawahara, Isaburo Amano, Takanao Suzuki, Koji Chiba
  • Dextrin ester of fatty acids and use thereof
    Patent number: 5840883
    Abstract: Disclosed are a dextrin ester of fatty acids in which dextrin has an average saccharide polymerization degree of 3 to 150, the fatty acids comprise a straight chain fatty acid having 8 to 22 carbon atoms and at least one fatty acid selected from the group consisting of branched fatty acids having 4 to 26 carbon atoms, unsaturated fatty acids having 6 to 30 carbon atoms and straight chain saturated fatty acids having 6 or less carbon atoms, and the substitution degree of fatty acids per glucose unit is 1.0 to 3.0; and a gelling agent, a composition and a base comprising the ester, the ester being excellent in thixotropic property, moisture retaining property, emulsifiability, adhesion and dispersibility, and therefore suitably used for cosmetics, printing ink, coatings, etc.
    Type: Grant
    Filed: April 2, 1996
    Date of Patent: November 24, 1998
    Assignees: Chiba Flour Milling Co., Ltd., Kose Corporation
    Inventors: Takanao Suzuki, Isaburo Amano, Koji Chiba, Ruka Tofukuji
  • Silicone derivatives, their production and use
    Patent number: 5712391
    Abstract: Disclosed are amino silicone derivatives having triazinyl groups or pyrimidinyl groups bound to amino groups of amino silicones, their production and use, said silicone derivatives being able to gel silicone oil or to increase the viscosity thereof stably and homogeneously, and therefore being useful as bases for cosmetics, pharmaceutical preparations and industrial materials.
    Type: Grant
    Filed: June 28, 1996
    Date of Patent: January 27, 1998
    Assignee: Chiba Flour Milling Co., Ltd.
    Inventors: Hiroyuki Ohno, Natsue Kawahara, Isaburo Amano, Takanao Suzuki, Koji Chiba