Patents by Inventor Noboru Okabayashi

Noboru Okabayashi 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).

  • Printed wiring board fabrication method, printed wiring board photomask, and program for creating a photomask
    Publication number: 20070034596
    Abstract: The present invention is configured such that a wiring pattern, formed by forming an etching resist on metal foil that has been layered on an insulating resin board and performing etching via this etching resist, is provided with a circuit pattern constituting an electronic circuit and a dummy pattern provided in the vicinity of and separated from the circuit pattern, such that side etching of the circuit pattern is suppressed by mitigating the rate at which etching advances for the circuit pattern.
    Type: Application
    Filed: August 9, 2006
    Publication date: February 15, 2007
    Inventors: Yukihiro Ueno, Noboru Okabayashi