Patents by Inventor Yasuhisa Kanezashi

Yasuhisa Kanezashi 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).

  • Packaging material for a photographic material
    Patent number: 5914161
    Abstract: Disclosed is a packaging material for a light-sensitive material, said packaging material comprising a multi-layered structure, wherein said multi-layered structure comprising a layer, said layer containing a polyethylene having a molecular weight distribution of 1.5 to 2.4 in an amount of 20 to 90% by weight of said layer.
    Type: Grant
    Filed: June 11, 1996
    Date of Patent: June 22, 1999
    Assignee: Konica Corporation
    Inventors: Naohito Naraoka, Yasuhisa Kanezashi