Granted Patent
Utility
US 4,370,620 · App. 06/201,851
Efficient high performance envelope detector with controlled decay envelope detection
Inventor:
Lucas K. Tin
Patented Case
View Patent ↗
Granted: Jan 25, 1983
Filed: Oct 29, 1980
Inventor
Lucas K. Tin
Assignee (at issue)
Ampex 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.