Granted Patent
Utility
US 6,147,458 · App. 09/342,828
Circuit arrangement and signalling light provided with the circuit arrangement
Inventors:
Marcel Johannes Maria Bucks, Engbert Bernard Gerard Nijhof, Johannes E. Algra, John De Clercq, Pieter W. Habing, Stefan E. Roijers
Patented Case
View Patent ↗
Granted: Nov 14, 2000
Filed: Jun 29, 1999
Inventors
Marcel Johannes Maria Bucks
Engbert Bernard Gerard Nijhof
Johannes E. Algra
John De Clercq
Pieter W. Habing
Stefan E. Roijers
Assignees (at issue)
U.S. Philips Corporation
LUMILEDS LIGHTING B.V.
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.