Granted Patent
Utility
US 6,353,469 · App. 09/624,773
Photographic image acquisition device
Inventors:
Heinrich Schaub, Willy Koch
Patented Case
View Patent ↗
Granted: Mar 5, 2002
Filed: Jul 25, 2000
Inventors
Heinrich Schaub
Willy Koch
Assignee (at issue)
Gretag Imaging Trading AG
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.