Granted Patent
Utility
US 6,188,465 · App. 09/300,355
Dual depth of focus imaging system
Inventors:
James D. Rees, Ned J. Seachman, Jagdish C. Tandon
Patented Case
View Patent ↗
Granted: Feb 13, 2001
Filed: Apr 27, 1999
Inventors
James D. Rees
Ned J. Seachman
Jagdish C. Tandon
Assignee (at issue)
Xerox Corporation
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.