Granted Patent
Utility
US 6,445,157 · App. 09/790,906
Method for operating an electric generator/motor system
Inventors:
Juergen Lang, Conrad Roessel
Patented Case
View Patent ↗
Granted: Sep 3, 2002
Filed: Feb 23, 2001
Inventors
Juergen Lang
Conrad Roessel
Assignee (at issue)
Daimlerchrysler AG
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.