Granted Patent
Utility
US 6,369,954 · App. 09/529,193
Lens with variable focus
Inventors:
Bruno Berge, Jérôme Peseux
Patented Case
View Patent ↗
Granted: Apr 9, 2002
Filed: Jul 25, 2000
Inventors
Bruno Berge
Jérôme Peseux
Assignee (at issue)
UNIVERSITÉ JOSEPH FOURIER
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.