Granted Patent
Utility
US 6,509,528 · App. 09/690,750
Printed circuit board and manufacturing process thereof
Inventors:
Shigeru Mori, Yoshinori Ono
Patented Case
View Patent ↗
Granted: Jan 21, 2003
Filed: Oct 18, 2000
Inventors
Shigeru Mori
Yoshinori Ono
Assignee (at issue)
NEC CORPORATION
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.