Patents by Inventor Keizo Morikawa

Keizo Morikawa 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).

  • INPUT DEVICE AND INPUT / OUTPUT DEVICE
    Publication number: 20120268296
    Abstract: The present invention provides an input device and an input/output device that can realize facilitation of input work and systematization of a combination of detection information of the ON state or the OFF state of switches.
    Type: Application
    Filed: August 22, 2011
    Publication date: October 25, 2012
    Inventors: Keizo Morikawa, Lidong Zhao