Granted Patent
Utility
US 4,706,044 · App. 06/919,157
Astable multivibrator with duty cycle compensation
Inventors:
Thaddeus P. Okrzesik, Robert J. Alvord
Patented Case
View Patent ↗
Granted: Nov 10, 1987
Filed: Oct 15, 1986
Inventors
Thaddeus P. Okrzesik
Robert J. Alvord
Assignee (at issue)
Zenith Electronics LLC
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.