Granted Patent
Utility
US 6,072,200 · App. 09/034,993
Gate unit for a hard-driven GTO
Inventors:
Horst Gruning, Enrico Piccioni
Patented Case
View Patent ↗
Granted: Jun 6, 2000
Filed: Mar 5, 1998
Inventors
Horst Gruning
Enrico Piccioni
Assignee (at issue)
Asea Brown Boveri, S.A.
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.