Granted Patent
Utility
US 6,547,396 · App. 10/040,869
Stereographic projection system
Inventors:
Benny Svardal, Kjell Einar Olsen, Odd Ragnar Andersen
Patented Case
View Patent ↗
Granted: Apr 15, 2003
Filed: Dec 27, 2001
Inventors
Benny Svardal
Kjell Einar Olsen
Odd Ragnar Andersen
Assignee (at issue)
INFOCUS 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.