Patents by Inventor Yuriko Arino

Yuriko Arino 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).

  • Cigarette filter material
    Patent number: 5728462
    Abstract: A cigarette filter material is provided which is free from the occurrence of acetic acid odor, even after long-term storage in a hermetically sealed condition, which ensures excellent palatability. This cigarette filter material comprises a fiber assembly composed mainly of cellulose diacetate fibers and, contained therein, 80 to 10,000 ppm of a polyvalent metal salt of an acid selected from among organic and inorganic acids.
    Type: Grant
    Filed: December 16, 1994
    Date of Patent: March 17, 1998
    Assignee: Daicel Chemical Industries, Ltd.
    Inventors: Yuriko Arino, Hiroki Taniguchi