Patents by Inventor Masamichi Matsuo

Masamichi Matsuo 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).

  • Thermal printhead
    Patent number: 7907159
    Abstract: A thermal printhead includes a substrate, a heating resistor formed on the substrate, a drive IC for controlling power application to the heating resistor, and a thermistor mounted on the substrate and including first and second terminals. The drive IC includes a print execution signal terminal for activation of the heating resistor upon application of a voltage higher than a threshold value. The first terminal of the thermistor is connected with the print execution signal terminal.
    Type: Grant
    Filed: July 25, 2008
    Date of Patent: March 15, 2011
    Assignee: Rohm Co., Ltd.
    Inventors: Masamichi Matsuo, Koji Nishi
  • Thermal printhead
    Publication number: 20090027477
    Abstract: A thermal printhead includes a substrate, a heating resistor formed on the substrate, a drive IC for controlling power application to the heating resistor, and a thermistor mounted on the substrate and including first and second terminals. The drive IC includes a print execution signal terminal for activation of the heating resistor upon application of a voltage higher than a threshold value. The first terminal of the thermistor is connected with the print execution signal terminal.
    Type: Application
    Filed: July 25, 2008
    Publication date: January 29, 2009
    Applicant: ROHM CO., LTD.
    Inventors: Masamichi Matsuo, Koji Nishi