Granted Patent
Utility
US 5,715,021 · App. 08/573,511
Methods and apparatus for image projection
Inventors:
Frank C. Gibeau, Roger Frank Bessler, James H. Arbeiter
Patented Case
View Patent ↗
Granted: Feb 3, 1998
Filed: Dec 15, 1995
Inventors
Frank C. Gibeau
Roger Frank Bessler
James H. Arbeiter
Assignee (at issue)
Nitor
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.