Granted Patent
Utility
US 6,793,161 · App. 10/203,434
Needle lift damper device of injector for fuel injection and needle lift damping method
Inventors:
Mahoro M. Fujita, Hermann Breitbach, Terukazu Nishimura, Akihiko Minato, Shigehisa Takase
Patented Case
View Patent ↗
Granted: Sep 21, 2004
Filed: Aug 5, 2002
Inventors
Mahoro M. Fujita
Hermann Breitbach
Terukazu Nishimura
Akihiko Minato
Shigehisa Takase
Assignees (at issue)
ISUZU MOTORS LIMITED
Delphi Technologies
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.