Granted Patent
Utility
US 6,501,807 · App. 09/294,469
Data recovery system for radio frequency identification interrogator
Inventors:
Trieu C. Chieu, Li-Cheng Richard Zai
Patented Case
View Patent ↗
Granted: Dec 31, 2002
Filed: Apr 20, 1999
Inventors
Trieu C. Chieu
Li-Cheng Richard Zai
Assignee (at issue)
INTERMEC IP CORP.
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.