Granted Patent
Utility
US 6,415,980 · App. 09/503,079
Holographic laser scanning system for laser scanning of bar code symbols within 3-D scanning volume having a large depth field
Inventors:
LeRoy Dickson, John Groot, Carl Harry Knowles, Thomas Amundsen
Patented Case
View Patent ↗
Granted: Jul 9, 2002
Filed: Feb 11, 2000
Inventors
LeRoy Dickson
John Groot
Carl Harry Knowles
Thomas Amundsen
Assignee (at issue)
METROLOGIC INSTRUMENTS, 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.