Granted Patent
Utility
US 5,449,959 · App. 08/032,131
Solar battery control switch output voltage adjustment circuit
Inventor:
Tai-Her Yang
Patented Case
View Patent ↗
Granted: Sep 12, 1995
Filed: Mar 17, 1993
Inventor
Tai-Her Yang
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.