Inventor · disambiguated record
Takefumi Uchida
Also filed as: UCHIDA TAKEFUMI
5 granted patents·57 citations·filing 2004–2012
79Inventor score
Top patents by PatentIndex Score
5 records- 0189US8548718B2Air/fuel ratio variation abnormality detection apparatus, and abnormality detection methodKATO TOSHIHIRO·Filed 2012·Granted Oct 1, 2013·10 cites·4 claims
- 0276US8805609B2Apparatus and method for detecting abnormal air-fuel ratio variationTANAKA HITOSHI·Filed 2012·Granted Aug 12, 2014·4 cites·6 claims
- 0373US6917874B2Apparatus for controlling internal combustion engineTOYOTA MOTOR CO LTD·Filed 2004·Granted Jul 12, 2005·29 cites·19 claims
- 0467US6904356B2Apparatus and method for estimating internal EGR amount in internal combustion engineTOYOTA MOTOR CO LTD·Filed 2004·Granted Jun 7, 2005·12 cites·16 claims
- 0547US7299784B2Internal combustion engineTOYOTA MOTOR CO LTD·Filed 2006·Granted Nov 27, 2007·2 cites·13 claims
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →