Granted Patent
Utility
US 4,635,298 · App. 06/684,824
Interference wave detection circuit for use in radio receiver
Inventors:
Kouzou Kage, Hiroshi Watanabe
Patented Case
View Patent ↗
Granted: Jan 6, 1987
Filed: Dec 21, 1984
Inventors
Kouzou Kage
Hiroshi Watanabe
Assignees (at issue)
NEC CORPORATION
Nippon Telegraph and Telephone Public 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.