Granted Patent
Utility
US 6,722,284 · App. 10/015,438
Steering mechanism for rail guided robots in a library
Inventors:
Gary E. Gustafson, Timothy C. Ostwald
Patented Case
View Patent ↗
Granted: Apr 20, 2004
Filed: Dec 13, 2001
Inventors
Gary E. Gustafson
Timothy C. Ostwald
Assignee (at issue)
Storage 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.