Patents by Inventor Iwao KAWAYAMA

Iwao KAWAYAMA 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).

  • INSPECTION APPARATUS AND INSPECTION METHOD
    Publication number: 20130015368
    Abstract: A technology of inspecting a photoexcited carrier generation area of a photo device in a non-contact manner is provided. An inspection apparatus inspects a photovoltaic cell panel in which the photo device is formed. The inspection apparatus includes an irradiation part that irradiates the photovoltaic cell panel with pulsed light from a light receiving surface side and a detecting part (detector) that detects electric field intensity of a terahertz wave pulse, which is generated according to the irradiation of the pulsed light.
    Type: Application
    Filed: June 12, 2012
    Publication date: January 17, 2013
    Inventors: Hidetoshi NAKANISHI, Masayoshi TONOUCHI, Iwao KAWAYAMA