IP Library › Granted Patent US 6,775,608
Granted Patent Utility
US 6,775,608 · Confirmation No. 2131

AIR-FUEL RATIO CONTROL USING VIRTUAL EXHAUST GAS SENSOR

Inventor: Yuji Yasui
Patented Case View Patent ↗ View Publication ↗
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 Code Description Pages PDF
2004-07-02 IFEE Issue Fee Payment (PTO-85B) 1 View
2003-01-24 TRNA Transmittal of New Application 2 View
2003-01-24 SPEC Specification 39 View
2003-01-24 CLM Claims 10 View
2003-01-24 ABST Abstract 1 View
2003-01-24 DRW Drawings-only black and white line drawings 13 View
2003-01-24 OATH Oath or Declaration filed 2 View
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Quick Facts
Patent No.
US 6,775,608
App. No.
10/349,966
Filed
2003-01-24
Granted
2004-08-10
Pub. No.
US20030139874A1
Art Unit
3747
PTA
0 days