Granted Patent
Utility
US 5,743,633 · App. 08/579,312
Bar code illuminator
Inventors:
Chiu Chau, Jeremy Lerner
Patented Case
View Patent ↗
Granted: Apr 28, 1998
Filed: Dec 27, 1995
Inventors
Chiu Chau
Jeremy Lerner
Assignee (at issue)
PHYSICAL OPTICS 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.