Granted Patent
Utility
US 5,698,974 · App. 08/387,991
Robust gauge driving circuit with pulse modulated input
Inventors:
Aaron Roger Van Dyke, Jeffrey Lynn Shepard, FRANK J. ATHERTON, Michael Dennis Phalen, Raymond Lippmann, James Cary Mejeur, David A. Ross
Patented Case
View Patent ↗
Granted: Dec 16, 1997
Filed: Feb 13, 1995
Inventors
Aaron Roger Van Dyke
Jeffrey Lynn Shepard
FRANK J. ATHERTON
Michael Dennis Phalen
Raymond Lippmann
James Cary Mejeur
David A. Ross
Assignee (at issue)
DELCO ELECTRONICS CORPORATION
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.