Patents by Inventor Kiyoteru Kuwabara

Kiyoteru Kuwabara 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).

  • Exciter arrangement for generators
    Patent number: 4015187
    Abstract: There is provided an exciter arrangement for generators comprising an internal combustion engine, a generator coupled with the internal combustion engine and driven thereby, an exciter for regulating excitation of the exciter, a detector for detecting a value responsive to a revolution number of the internal combustion engine, and a controller for controlling the exciter in response to an output of the detector.
    Type: Grant
    Filed: October 4, 1974
    Date of Patent: March 29, 1977
    Assignee: Hitachi, Ltd.
    Inventors: Akio Sasaki, Kiyoteru Kuwabara, Hisakatsu Kiwaki