Granted Patent
Utility
US 6,776,130 · App. 10/695,002
Control apparatus of variable valve timing mechanism and method thereof
Inventors:
Ryo Miyakoshi, Kenichi Machida
Patented Case
View Patent ↗
Granted: Aug 17, 2004
Filed: Oct 29, 2003
Inventors
Ryo Miyakoshi
Kenichi Machida
Assignee (at issue)
Hitachi Unisia Automotive, Ltd.
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.