Granted Patent
Utility
US 6,710,669 · App. 10/134,897
Voltage controlled oscillator
Inventors:
Eiichi Hasegawa, Kazuhisa Oyama
Patented Case
View Patent ↗
Granted: Mar 23, 2004
Filed: Apr 29, 2002
Inventors
Eiichi Hasegawa
Kazuhisa Oyama
Assignee (at issue)
Nippon Precision Circuits Inc.
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.