Granted Patent
Utility
US 6,619,549 · App. 09/960,247
Bar code symbol reading device having intelligent data communication interface to a host system
Inventors:
Xuewen Zhu, Kai Ji, Aili Yang, Congwei Xu
Patented Case
View Patent ↗
Granted: Sep 16, 2003
Filed: Sep 21, 2001
Inventors
Xuewen Zhu
Kai Ji
Aili Yang
Congwei Xu
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.