Inventor · disambiguated record
Keiichi Nagashima
Also filed as: NAGASHIMA KEIICHI
5 granted patents·56 citations·filing 1998–2015
79Inventor score
Top patents by PatentIndex Score
5 records- 0180US7117725B2In-cylinder pressure detecting apparatusHONDA MOTOR CO LTD·Filed 2005·Granted Oct 10, 2006·13 cites·26 claims
- 0279US7757545B2Device and method for determining trouble of cylinder pressure sensorHONDA MOTOR CO LTD·Filed 2005·Granted Jul 20, 2010·11 cites·10 claims
- 0376US7437233B2Ignition timing controlling device and methodHONDA MOTOR CO LTD·Filed 2004·Granted Oct 14, 2008·14 cites·14 claims
- 0456US5956948AExhaust gas-purifying system for internal combustion enginesHONDA MOTOR CO LTD·Filed 1998·Granted Sep 28, 1999·18 cites·7 claims
- 0549US10491154B2Solar power generation examination system and solar power generation examination methodHITACHI SYSTEMS LTD·Filed 2015·Granted Nov 26, 2019·0 cites·10 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →