Granted Patent
Utility
US 6,718,922 · App. 10/299,311
Cam phase control apparatus and method, and engine control unit for internal combustion engine
Inventor:
Yuji Yasui
Patented Case
View Patent ↗
Granted: Apr 13, 2004
Filed: Nov 19, 2002
Inventor
Yuji Yasui
Assignee (at issue)
HONDA MOTOR CO., 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.