Patents by Inventor Yuuji Kuwako

Yuuji Kuwako 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).

  • Publication number: 20110221577
    Abstract: A commodity information display apparatus includes a shelf on which a commodity is displayed, and a display unit for displaying the commodity information about the commodity. The commodity information about the commodity related to an RFID tag detected by an antenna and a read device is acquired in advance from a store computer and stored in a storage unit. When the commodity information is displayed, the information is acquired from the storage unit, and displayed on the display unit.
    Type: Application
    Filed: July 16, 2008
    Publication date: September 15, 2011
    Inventors: Yuuji Kuwako, Naoto Matsumoto, Masaru Tabata, Masaaki Satou, Gaku Shimamoto
  • Publication number: 20110109169
    Abstract: An antenna unit includes a plurality of loop antennas; an impedance matching circuit common to the loop antennas; a switching circuit that switches high frequency connection between the impedance matching circuit and the loop antenna; and an antenna control circuit that controls to connect only one loop antenna among the loop antennas in a high frequency manner on the basis of a control signal from a reader.
    Type: Application
    Filed: July 6, 2009
    Publication date: May 12, 2011
    Applicant: Sanden Corporation
    Inventors: Gaku Shimamoto, Yuuji Kuwako, Naoto Matsumoto, Masaru Tabata, Masaaki Satou, Tatsuki Kashihara
  • Publication number: 20060200586
    Abstract: A connection adapter includes first interfaces, second interfaces for connection to communication devices connected to a radio packet communication network, and a conversion circuit performing mutual conversion between an input/output signal from or to high-level equipment and an input/output signal from or to the communication device. The conversion circuit receives or supplies from or to the high-level equipment a signal simulating the communication device connectable to the high-level equipment and receives or supplies from or to the communication device a signal simulating the high-level equipment connectable to the communication device.
    Type: Application
    Filed: March 2, 2006
    Publication date: September 7, 2006
    Applicant: Sanden Corporation
    Inventors: Kazuya Nakajima, Masaru Tabata, Wataru Iwasaki, Kiyoshi Suzuki, Yuuji Kuwako