Granted Patent
Utility
US 5,256,128 · App. 07/871,582
Gripper exchange mechanism for small robots
Inventor:
Hans D. Neumann
Patented Case
View Patent ↗
Granted: Oct 26, 1993
Filed: Apr 20, 1992
Inventor
Hans D. Neumann
Assignee (at issue)
Hewlett-Packard Company, L.P.
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.