Patents by Inventor Kiichi Ohkawa

Kiichi Ohkawa 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).

  • Adaptor; controller and plug receptacle for electronic device
    Patent number: 7268294
    Abstract: In a system which includes adaptors a controller and plug receptacles connected to electronic devices, an adaptor that can store identification information about electronic devices is connected to an electronic device, and the plug receptacle side to which the electronic device is connected transmits to the power line its own identification information, etc. in coordination with the identification information of electronic devices from the adaptor. The controller receives this information and keeps track of locations of the electronic devices.
    Type: Grant
    Filed: March 7, 2003
    Date of Patent: September 11, 2007
    Assignee: Fujitsu Limited
    Inventors: Kiichi Ohkawa, Kazunori Adachi
  • Adaptor; controller and plug receptacle for electronic device
    Publication number: 20030045170
    Abstract: In a system which includes adaptors a controller and plug receptacles connected to electronic devices, an adaptor that can store identification information about electronic devices is connected to an electronic device, and the plug receptacle side to which the electronic device is connected transmits to the power line its own identification information, etc. in coordination with the identification information of electronic devices from the adaptor. The controller receives this information and keeps track of locations of the electronic devices.
    Type: Application
    Filed: March 7, 2002
    Publication date: March 6, 2003
    Inventors: Kiichi Ohkawa, Kazunori Adachi