Granted Patent
Utility
US 6,233,024 · App. 09/139,912
Rear projector
Inventors:
Klaus Hiller, Frank Goepfert
Patented Case
View Patent ↗
Granted: May 15, 2001
Filed: Aug 26, 1998
Inventors
Klaus Hiller
Frank Goepfert
Assignee (at issue)
LDT GmbH & Co. Laser-Display-Technologie KG
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.