Granted Patent
Utility
US 5,905,374 · App. 08/649,018
High performance tachometer
Inventors:
John V. Westberg, Timothy D. Joyce
Patented Case
View Patent ↗
Granted: May 18, 1999
Filed: May 16, 1996
Inventors
John V. Westberg
Timothy D. Joyce
Assignee (at issue)
Auto Meter Products, 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.