Granted Patent
Utility
US 6,250,442 · App. 09/214,184
Ground power supply for electric vehicle with earth connection
Inventors:
Olivier Perraud, Stephane Brunet, Bruno Morin
Patented Case
View Patent ↗
Granted: Jun 26, 2001
Filed: Aug 16, 1999
Inventors
Olivier Perraud
Stephane Brunet
Bruno Morin
Assignee (at issue)
Societe Generale de Techniques et d'Etudes
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.