Granted Patent
Utility
US 6,799,748 · App. 10/271,240
Injection valve comprising an optimized surface geometry between a nozzle body and a retaining nut
Inventors:
Olaf Enke, Gunter Lewentz, Alwin Perras, Andreas Voigt, Hakan Yalcin
Patented Case
View Patent ↗
Granted: Oct 5, 2004
Filed: Oct 14, 2002
Inventors
Olaf Enke
Gunter Lewentz
Alwin Perras
Andreas Voigt
Hakan Yalcin
Assignee (at issue)
Siemens Aktiengesellschaft
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.