Granted Patent
Utility
US 4,689,547 · App. 06/857,739
Multiple location dimming system
Inventors:
Michael J. Rowen, Stephen J. Yuhasz, David L. Buehler, Elliot G. Jacoby, Joel S. Spira
Patented Case
View Patent ↗
Granted: Aug 25, 1987
Filed: Apr 29, 1986
Inventors
Michael J. Rowen
Stephen J. Yuhasz
David L. Buehler
Elliot G. Jacoby
Joel S. Spira
Assignee (at issue)
Lutron Electronics Co., Inc.
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.