Patents by Inventor Stephen Muhl

Stephen Muhl 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 substrate and process for its production
    Patent number: 5252140
    Abstract: A solar cell substrate comprising a glass plate, and a transparent electrically conductive layer formed thereon, wherein said glass plate is tempered.
    Type: Grant
    Filed: March 29, 1990
    Date of Patent: October 12, 1993
    Inventors: Shigeyoshi Kobayashi, Susumu Yaba, Shinya Kikugawa, Stephen Muhl, Arun Madan
  • Solar cell substrate
    Patent number: 4808462
    Abstract: A solar cell substrate comprising a glass substrate and a transparent electrically conductive layer formed thereon, said conductive layer having a plurality of polygonal projections, having approximate diameters of from 0.1 to 0.3 .mu.m and height/diameter ratios of at least 0.
    Type: Grant
    Filed: May 22, 1987
    Date of Patent: February 28, 1989
    Assignee: Glasstech Solar, Inc.
    Inventors: Susumu Yaba, Christopher M. Walker, Stephen Muhl, Arun Madan