Granted Patent
Utility
US 6,655,608 · App. 09/492,791
Ball valve fuel injector
Inventor:
Michael J. Hornby
Patented Case
View Patent ↗
Granted: Dec 2, 2003
Filed: Jan 28, 2000
Inventor
Michael J. Hornby
Assignee (at issue)
Siemens Automotive Corporation
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.