Granted Patent
Utility
US 5,982,247 · App. 09/177,813
CR oscillating circuit
Inventors:
Hirokazu Yoshizawa, Kenichi Kobayashi
Patented Case
View Patent ↗
Granted: Nov 9, 1999
Filed: Oct 23, 1998
Inventors
Hirokazu Yoshizawa
Kenichi Kobayashi
Assignee (at issue)
SEIKO INSTRUMENTS 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.