Granted Patent
Utility
US 6,598,918 · App. 09/389,257
Synchronized gripper jaws
Inventors:
Lyle A. Null, Gordon Paul Kistler
Patented Case
View Patent ↗
Granted: Jul 29, 2003
Filed: Sep 3, 1999
Inventors
Lyle A. Null
Gordon Paul Kistler
Assignee (at issue)
PHD, Inc.
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.