Patents by Inventor Hazime Musika

Hazime Musika 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).

  • Film for retaining freshness of vegetables and fruits
    Patent number: 4939030
    Abstract: Provided is a film for retaining freshness of vegetables and fruits which comprises a synthetic resin film, a microporous resin film and a water-absorbing layer interposed between both said films, said microporous resin film having a maximum pore diameter not larger than 30 microns and a moisture permeability not lower than 100 g/m.sup.2 /24 hr.
    Type: Grant
    Filed: August 17, 1989
    Date of Patent: July 3, 1990
    Assignees: Mitsui Toatsu Chemicals, Inc., Ferric Inc.
    Inventors: Shoichi Tsuji, Hazime Musika, Michiyasu Itoh, Junko Hayakawa, Eiji Miyashita