Patents by Inventor Natsuki Kawamura

Natsuki Kawamura 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).

  • Elevator System
    Publication number: 20080196980
    Abstract: An elevator system that includes a film sensor is arranged on the inner surface of a wall panel in the elevator car, and a prescribed control operation is performed when the detection output of the film sensor exceeds a prescribed level. This system allows for a quick response to an emergency at low cost, and can be used in a variety of locations without influencing the layout and design of the elevator car.
    Type: Application
    Filed: June 7, 2006
    Publication date: August 21, 2008
    Inventors: Atsushi Yamada, Natsuki Kawamura