Patents by Inventor Seinosuke Takemura

Seinosuke Takemura 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).

  • Quartz tuning fork electro-acoustic transducer
    Patent number: 4345118
    Abstract: An acousto-electronic transducer includes an oscillator of quartz located in a sealed casing whose ceiling is constituted by a vibrant film, wherein the oscillator is connected to a pair of electrodes, and wherein the oscillator is connected to the vibrant film.
    Type: Grant
    Filed: June 19, 1980
    Date of Patent: August 17, 1982
    Assignee: Daiwa Shinku Corporation
    Inventor: Seinosuke Takemura