Granted Patent
Utility
US 5,977,839 · App. 08/979,737
Compensated frequency source with latched temperature compensation, and method for it's control
Inventor:
Soichi Tsumura
Patented Case
View Patent ↗
Granted: Nov 2, 1999
Filed: Nov 25, 1997
Inventor
Soichi Tsumura
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.