Granted Patent
Utility
US 6,501,457 · App. 09/586,285
Circuit arrangement for regulating light transmission of an electrochromic glass pane
Inventors:
Gerd Bruechmann, Ulrich Huetzen, Christian Wiese
Patented Case
View Patent ↗
Granted: Dec 31, 2002
Filed: Jun 2, 2000
Inventors
Gerd Bruechmann
Ulrich Huetzen
Christian Wiese
Assignee (at issue)
AIRBUS DEUTSCHLAND GMBH
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.