Granted Patent
Utility
US 4,518,930 · App. 06/403,896
Negative resistance circuit for VCO
Inventors:
John G. Rozema, William Chen
Patented Case
View Patent ↗
Granted: May 21, 1985
Filed: Jul 30, 1982
Inventors
John G. Rozema
William Chen
Assignee (at issue)
Rockwell International 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.