Granted Patent
Utility
US 6,479,955 · App. 09/730,427
Method of energizing a polyphase motor having an increased energy efficiency
Inventors:
Emeric Uguen, Henricus Cornelis Johannes Büthker, Henricus M. Van Hout
Patented Case
View Patent ↗
Granted: Nov 12, 2002
Filed: Dec 5, 2000
Inventors
Emeric Uguen
Henricus Cornelis Johannes Büthker
Henricus M. Van Hout
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.