Patents by Inventor Hiromichi Sagitani

Hiromichi Sagitani 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).

  • Polyglycerol compounds and cosmetic products containing the same
    Patent number: 4636525
    Abstract: A hydrophilic cosmetic product contains a novel randomly polymerized polyglycerol, polytrimethylene- or -tetramethylene-oxide condensate of an 8-36 carbon aliphatic alcohol or fatty acid useful as a non-ionic surface active agent.
    Type: Grant
    Filed: March 12, 1986
    Date of Patent: January 13, 1987
    Assignee: Pola Chemical Industries, Inc.
    Inventors: Michio Ochiai, Hiromichi Sagitani
  • Polyglycerol compounds and cosmetic products containing the same
    Patent number: 4595537
    Abstract: A novel randomly polymerized polyglycerol, polytrimethylene- or -tetramethylene-oxide condensate of an 8-36 carbon aliphatic alcohol or fatty acid useful as a non-ionic surface active agent.
    Type: Grant
    Filed: June 28, 1985
    Date of Patent: June 17, 1986
    Assignee: Pola Chemical Industries, Inc.
    Inventors: Michio Ochiai, Hiromichi Sagitani