Granted Patent
Utility
US 6,690,245 · App. 09/997,709
Oscillation control circuit
Inventors:
Eiichi Hasegawa, Kazuhisa Oyama, Masahisa Kimura
Patented Case
View Patent ↗
Granted: Feb 10, 2004
Filed: Nov 29, 2001
Inventors
Eiichi Hasegawa
Kazuhisa Oyama
Masahisa Kimura
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.