Granted Patent
Utility
US 4,905,938 · App. 07/214,251
Special purpose robotic end effector
Inventors:
Matthew A. Braccio, David W. Gross, John J. Zimmer, Jack R. Badura
Patented Case
View Patent ↗
Granted: Mar 6, 1990
Filed: Jul 1, 1988
Inventors
Matthew A. Braccio
David W. Gross
John J. Zimmer
Jack R. Badura
Assignee (at issue)
General Electric Company
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.