Granted Patent
Utility
US 6,047,948 · App. 08/793,364
Fuel injection nozzle
Inventors:
Toshiyuki Hasegawa, Takeshi Miyamoto, Shinya Nozaki
Patented Case
View Patent ↗
Granted: Apr 11, 2000
Filed: Feb 24, 1997
Inventors
Toshiyuki Hasegawa
Takeshi Miyamoto
Shinya Nozaki
Assignee (at issue)
Zexel GmbH
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.