Granted Patent
Utility
US 5,485,128 · App. 08/349,959
Oscillation circuit having a current-controlled phase shift circuit
Inventor:
Kunihiko Azuma
Patented Case
View Patent ↗
Granted: Jan 16, 1996
Filed: Dec 6, 1994
Inventor
Kunihiko Azuma
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.