Granted Patent
Utility
US 5,128,552 · App. 07/461,267
System and method for power supply preservation in a personal health monitor
Inventors:
William C. Fang, Charles Qian
Patented Case
View Patent ↗
Granted: Jul 7, 1992
Filed: Jan 5, 1990
Inventors
William C. Fang
Charles Qian
Assignee (at issue)
The Buddy System, 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.