Granted Patent
Utility
US 5,841,121 · App. 08/752,370
Hand-held optically readable character set reader having automatic focus control for operation over a range of distances
Inventor:
Steven E. Koenck
Patented Case
View Patent ↗
Granted: Nov 24, 1998
Filed: Nov 19, 1996
Inventor
Steven E. Koenck
Assignee (at issue)
Norand Technology 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.