Patents by Inventor Kenichi Uno

Kenichi Uno 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).

  • Impeller of multiblade blower
    Patent number: 5064346
    Abstract: An impeller of a multiblade blower having at least two circular end plates or partition plates spaced apart from each other, and a plurality of blades disposed between the peripheral portions of the partition plates. Each of the blades is formed with a cylindrical portion having a uniform cross-sectional area, at the outer peripheral end thereof on the outer peripheral side of the impeller. The cylindrical portion has a diameter which is larger than the thickness of the blade at the outer peripheral end thereof so that the cylindrical portion is projected from both front and rear surfaces of the blade at the outer peripheral end of the latter.
    Type: Grant
    Filed: May 15, 1990
    Date of Patent: November 12, 1991
    Assignees: Matsushita Electric Industrial Co., Ltd., Pacific Industrial Company
    Inventors: Masahiro Atarashi, Ito: Shotaro, Kiyoshi Sano, Yoshiaki Hayashi, Kenichi Uno