Granted Patent
Utility
US 4,689,967 · App. 06/800,426
Control and method for modulating the capacity of a temperature conditioning system
Inventors:
Doyoung Han, Merle A. Renaud
Patented Case
View Patent ↗
Granted: Sep 1, 1987
Filed: Nov 21, 1985
Inventors
Doyoung Han
Merle A. Renaud
Assignee (at issue)
American Standard 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.