Granted Patent
Utility
US 6,765,357 · App. 10/211,369
Impact tool control method and apparatus and impact tool using the same
Inventors:
David W. Cripe, Christopher A. Jones
Patented Case
View Patent ↗
Granted: Jul 20, 2004
Filed: Aug 5, 2002
Inventors
David W. Cripe
Christopher A. Jones
Assignee (at issue)
Magna-Lastic Devices, 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.