Granted Patent
Utility
US 5,883,541 · App. 08/811,931
High frequency switching circuit
Inventors:
Kazuhiro Tahara, Tatsuya Miya
Patented Case
View Patent ↗
Granted: Mar 16, 1999
Filed: Mar 5, 1997
Inventors
Kazuhiro Tahara
Tatsuya Miya
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.