Patents by Inventor Takahiko Nakashima

Takahiko Nakashima 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).

  • Power transmission control device, power transmission device, power receiving control device, power receiving device, and electronic apparatus
    Patent number: 8143745
    Abstract: A power transmission control device provided in a power transmission device included in a contactless power transmission system that transmits power by electromagnetically coupling a primary coil and a secondary coil from the power transmission device to a power receiving device so as to supply the power to a load on the power receiving device. The power transmission control device includes a controller that controls the power transmission control device, and a register section. The register section includes a power receiving side information register that stores power receiving side information received from the power receiving device, and a power transmission side information register that stores power transmission side information.
    Type: Grant
    Filed: July 9, 2009
    Date of Patent: March 27, 2012
    Assignee: Seiko Epson Corporation
    Inventors: Nobutaka Shiozaki, Kota Onishi, Masayuki Kamiyama, Takahiko Nakashima
  • POWER TRANSMISSION CONTROL DEVICE, POWER TRANSMISSION DEVICE, POWER RECEIVING CONTROL DEVICE, POWER RECEIVING DEVICE, AND ELECTRONIC APPARATUS
    Publication number: 20100013320
    Abstract: A power transmission control device provided in a power transmission device included in a contactless power transmission system that transmits power by electromagnetically coupling a primary coil and a secondary coil from the power transmission device to a power receiving device so as to supply the power to a load on the power receiving device. The power transmission control device includes a controller that controls the power transmission control device, and a register section.
    Type: Application
    Filed: July 9, 2009
    Publication date: January 21, 2010
    Applicant: SEIKO EPSON CORPORATION
    Inventors: Nobutaka SHIOZAKI, Kota ONISHI, Masayuki KAMIYAMA, Takahiko NAKASHIMA