Patents by Inventor Toshiyuki Ishige

Toshiyuki Ishige 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).

  • Laundry detergent compositions in emulsion/suspension
    Patent number: 4018720
    Abstract: A heavy duty laundry liquid detergent composition in the form of an aqueous emulsion/suspension contains, as surfactant, alkyl sulfate or alkyl ether sulfate plus branched chain alkyl benzene sulfonate in specified proportions; one or more phosphate salts as builder; and alkali metal sulfate as stabilizing agent.
    Type: Grant
    Filed: July 14, 1975
    Date of Patent: April 19, 1977
    Assignee: The Procter & Gamble Company
    Inventors: Stephen Price Lengyel, Toshiyuki Ishige