Patents by Inventor Kazunori Sawai

Kazunori Sawai 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).

  • Method of controlling manufacturing process of photoelectric conversion apparatus
    Patent number: 6578764
    Abstract: Disclosed is a method of controlling a manufacturing process of a photoelectric conversion apparatus, comprising putting a mark for controlling the manufacturing process in a peripheral region on a surface of a transparent substrate or in that region of a side surface of the transparent substrate, which is not irradiated with the laser beam used for the laser-scribing of each of a transparent electrode layer, a semiconductor layer and a reverse electrode layer, the mark being read in the subsequent process and the subsequent process being controlled by utilizing the mark thus read.
    Type: Grant
    Filed: March 7, 2000
    Date of Patent: June 17, 2003
    Assignee: Kaneka Corporation
    Inventors: Masafumi Hiraishi, Kazunori Sawai