Granted Patent
Utility
US 6,597,893 · App. 09/932,106
Data carrier with controllable supply voltage generation means
Inventor:
Werner Zettler
Patented Case
View Patent ↗
Granted: Jul 22, 2003
Filed: Aug 17, 2001
Inventor
Werner Zettler
Assignee (at issue)
KONINKLIJKE PHILIPS ELECTRONICS NV
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.