Patents by Inventor Hisato TAGEI

Hisato TAGEI 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).

  • Electric power converter
    Patent number: 10201118
    Abstract: The electric power converter has a transformer having a primary coil and a secondary coil, a first circuit section connected to the primary coil side of the transformer, a second circuit section connected to the secondary coil side of the transformer, and a case that accommodates the transformer, the first circuit section, and the second circuit section inside and has a lower opening and an upper opening. An air passage communicated with an exterior of the case is formed inside the case in a vertical direction between the lower opening and the upper opening. At least one of the transformer, the first circuit section, or the second circuit sections is disposed in the air passage.
    Type: Grant
    Filed: July 23, 2014
    Date of Patent: February 5, 2019
    Assignee: DENSO CORPORATION
    Inventor: Hisato Tagei
  • ELECTRIC POWER CONVERTER
    Publication number: 20150029663
    Abstract: The electric power converter has a transformer having a primary coil and a secondary coil, a first circuit section connected to the primary coil side of the transformer, a second circuit section connected to the secondary coil side of the transformer, and a case that accommodates the transformer, the first circuit section, and the second circuit section inside and has a lower opening and an upper opening. An air passage communicated with an exterior of the case is formed inside the case in a vertical direction between the lower opening and the upper opening. At least one of the transformer, the first circuit section, or the second circuit sections is disposed in the air passage.
    Type: Application
    Filed: July 23, 2014
    Publication date: January 29, 2015
    Inventor: Hisato TAGEI