Patents by Inventor Masashi OOMIYA

Masashi OOMIYA 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).

  • CHARGING CIRCUIT
    Publication number: 20150115875
    Abstract: A charging circuit for charging a rechargeable battery, the charging circuit includes: a switching element connected to a power supply; a pulse width controller configured to control open and close of the switching element; and a MOSFET arranged between the switching element and the rechargeable battery. The charging circuit may further include a thermistor connected between a gate and a source of the MOSFET.
    Type: Application
    Filed: October 22, 2014
    Publication date: April 30, 2015
    Applicants: YOKOGAWA ELECTRIC CORPORATION, YOKOGAWA METERS & INSTRUMENTS CORPORATION
    Inventors: Masashi OOMIYA, Moritoshi KOMAMAKI