Patents by Inventor Tatsuro WATAHIKl

Tatsuro WATAHIKl 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).

  • SOLAR CELL, SOLAR CELL MODULE, AND MANUFACTURING METHOD OF SOLAR CELL
    Publication number: 20160197207
    Abstract: A solar cell includes a p-type monocrystalline silicon substrate having first and second principal surfaces, an n-type diffusion layer formed on the first principal surface of the p-type monocrystalline silicon substrate, a plurality of grid electrodes formed on the n-type diffusion layer, a first collector electrode including a bus electrode that connects the grid electrodes to establish connection to the outside, and a second collector electrode formed on the second principal surface. The n-type diffusion layer has a lower impurity concentration in a first region surrounding the bus electrode than a second region away from the bus electrode.
    Type: Application
    Filed: December 8, 2015
    Publication date: July 7, 2016
    Applicant: Mitsubishi Electric Corporation
    Inventors: Takayuki MORIOKA, Hirofumi KONISHI, Tatsuro WATAHIKl, Hiroya YAMARIN, Hidetada TOKIOKA