Patents by Inventor Yoshiroh Takaba

Yoshiroh Takaba 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).

  • Semiconductor substrate for solar cell, method for manufacturing the same, and solar cell
    Publication number: 20090038682
    Abstract: A semiconductor substrate for a solar cell, comprising the semiconductor substrate having a surface which constitutes a light incident face of the solar cell and having a surface irregularities structure, wherein the surface has an surface area from 1.2 to 2.2 times that of an imaginary smooth face and the standard deviation of the heights of the irregularities is 1.0 ?m or less.
    Type: Application
    Filed: May 26, 2005
    Publication date: February 12, 2009
    Inventors: Yuji Komatsu, Hiroyuki Fukumura, Yoshiroh Takaba, Ryoh Ozaki, Tohru Nunoi
  • Electrode formation method, electrode and solar battery
    Publication number: 20050221613
    Abstract: A method for forming an electrode according to the present invention includes a step of discharging a paste containing an electrode material from a discharge port of a nozzle, and drawing a fine-line pattern on a surface of a semiconductor substrate, and a step of drying and baking the drawn fine-line pattern, and forming a fine-line electrode.
    Type: Application
    Filed: June 2, 2005
    Publication date: October 6, 2005
    Applicant: SHARP KABUSHIKI KAISHA
    Inventors: Ryoh Ozaki, Hitomi Ohta, Hiroyuki Fukumura, Yoshiroh Takaba, Yuji Komatsu, Tohru Nunoi