Granted Patent
Utility
US 6,201,678 · App. 09/272,475
High-voltage switch gear protection circuit
Inventors:
Richard Bernhart Kolbas, Donald Paul Bilger, Andrew Matzkin-Bridger
Patented Case
View Patent ↗
Granted: Mar 13, 2001
Filed: Mar 19, 1999
Inventors
Richard Bernhart Kolbas
Donald Paul Bilger
Andrew Matzkin-Bridger
Assignee (at issue)
Lear Automotive Dearborn, 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.