Granted Patent
Utility
US 5,925,962 · App. 09/072,933
Electric motor commutator
Inventors:
Richard L. Kobman, Michael L. Mercer, Dirk G. Westendorf, Arthur J. Birchenough, James A. George, Marc B. Ruprecht, J. D. Tuckey
Patented Case
View Patent ↗
Granted: Jul 20, 1999
Filed: May 5, 1998
Inventors
Richard L. Kobman
Michael L. Mercer
Dirk G. Westendorf
Arthur J. Birchenough
James A. George
Marc B. Ruprecht
J. D. Tuckey
Assignee (at issue)
WALBRO LLC
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.