Patents by Inventor Hisao Shitara

Hisao Shitara 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).

  • Magnetron anode and a method for manufacturing the same
    Patent number: 4041350
    Abstract: Provided is a magnetron anode comprising first and second divided anode cylinders prepared by dividing an anode cylinder into two parts in a direction intersecting the cylinder axis at right angles thereto, and a plurality of vanes radially integrally formed inside each of said divided anode cylinders at intervals each equal to twice the vane interval of a finished anode cylinder, wherein said first and second divided anode cylinders and said vanes are integrally molded by brazing in a state wherein each vane integrally molded in said first divided anode cylinder and each vane integrally molded in said second divided anode cylinder are alternately equidistantly arranged.
    Type: Grant
    Filed: November 14, 1975
    Date of Patent: August 9, 1977
    Assignee: Tokyo Shibaura Electric Co., Ltd.
    Inventors: Hisao Shitara, Takada Koosuke