Granted Patent
Utility
US 6,633,821 · App. 09/756,455
System for sensing factory workspace
Inventors:
Warren B. Jackson, Sudhendu Rai, Feng Zhao
Patented Case
View Patent ↗
Granted: Oct 14, 2003
Filed: Jan 8, 2001
Inventors
Warren B. Jackson
Sudhendu Rai
Feng Zhao
Assignee (at issue)
Xerox 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.