Granted Patent
Utility
US 6,568,583 · App. 09/792,942
Conductive element and manufacturing method thereof
Inventors:
Hideo Yumi, Masaru Yagi
Patented Case
View Patent ↗
Granted: May 27, 2003
Filed: Feb 26, 2001
Inventors
Hideo Yumi
Masaru Yagi
Assignee (at issue)
KITAGAWA INDUSTRIES CO., LTD.
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.