Patents by Inventor Yosihiko Kasahara

Yosihiko Kasahara 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).

  • Fiber-treating agent
    Patent number: 4144176
    Abstract: Fibers can be effectively treated with a composition containing .alpha.olefinsulfonic acid salts having not less than 20 carbon atoms.
    Type: Grant
    Filed: June 28, 1978
    Date of Patent: March 13, 1979
    Assignee: Kao Soap Co., Ltd.
    Inventors: Hideo Kawanaka, Toshio Sato, Yosihiko Kasahara