Granted Patent
Utility
US 6,476,974 · App. 09/797,018
Projection lenses for use with reflective pixelized panels
Inventor:
Melvyn H. Kreitzer
Patented Case
View Patent ↗
Granted: Nov 5, 2002
Filed: Feb 28, 2001
Inventor
Melvyn H. Kreitzer
Assignee (at issue)
Corning Precision Lens, Inc.
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.