Granted Patent
Utility
US 6,538,874 · App. 09/782,664
Electronic device
Inventors:
Nicolaas Jonathan Pulsford, Jozef Thomas Martinus van Beek
Patented Case
View Patent ↗
Granted: Mar 25, 2003
Filed: Feb 13, 2001
Inventors
Nicolaas Jonathan Pulsford
Jozef Thomas Martinus van Beek
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.