Inventor · disambiguated record
Takayuki Itsuji
Also filed as: ITSUJI TAKAYUKI
11 granted patents·170 citations·filing 1986–2012
91Inventor score
Files withHITACHI LTD8HITACHI AUTOMOTIVE SYSTEMS LTD1HITACHI CAR ENG CO LTD1HITACHI LTD AND HITACHI CAR EN1
Top patents by PatentIndex Score
11 records- 0186US9667169B2Power conversion apparatusHITACHI AUTOMOTIVE SYSTEMS LTD·Filed 2012·Granted May 30, 2017·15 cites·16 claims
- 0285US6541364B2Bump forming method and bump forming apparatusHITACHI LTD·Filed 2001·Granted Apr 1, 2003·43 cites·9 claims
- 0382US7383815B2Air flow measuring device formed integrally with electronically controlled throttle bodyHITACHI LTD·Filed 2005·Granted Jun 10, 2008·11 cites·13 claims
- 0478US6997162B2Air flow measuring device formed integrally with electronically controlled throttle bodyHITACHI CAR ENG CO LTD·Filed 2003·Granted Feb 14, 2006·18 cites·14 claims
- 0576US4676213AEngine air-fuel ratio control apparatusHITACHI LTD·Filed 1986·Granted Jun 30, 1987·22 cites·11 claims
- 0654US4944274AAir-fuel ratio control apparatus for internal combustion enginesHITACHI LTD·Filed 1989·Granted Jul 31, 1990·10 cites·8 claims
- 0748US5824895AAir flow meter of a heating resistor typeHITACHI LTD AND HITACHI CAR EN·Filed 1997·Granted Oct 20, 1998·13 cites·5 claims
- 0848US5440924AHeating resistor type air flow meter with separate/processing unitHITACHI LTD·Filed 1993·Granted Aug 15, 1995·13 cites·14 claims
- 0947US5537871AHot wire type air flowmeterHITACHI LTD·Filed 1994·Granted Jul 23, 1996·13 cites·10 claims
- 1044US6327905B1Air flow measurement apparatusHITACHI LTD·Filed 1998·Granted Dec 11, 2001·11 cites·6 claims
- 1130US4799018AAir fuel ratio measuring systemHITACHI LTD·Filed 1987·Granted Jan 17, 1989·1 cites·10 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →