Inventor · disambiguated record
Tatsuya Fujikawa
Also filed as: FUJIKAWA TATSUYA
16 granted patents·4 pending applications·41 citations·filing 2003–2023
89Inventor score
Top patents by PatentIndex Score
20 records- 0174US8706382B2Control device of spark-ignition gasoline engineOBA SHUJI·Filed 2012·Granted Apr 22, 2014·5 cites·13 claims
- 0272US8151762B2Direct-injection spark-ignition engineNISHIMOTO TOSHIAKI·Filed 2009·Granted Apr 10, 2012·11 cites·12 claims
- 0372US7650872B2Internal combustion engineMAZDA MOTOR·Filed 2008·Granted Jan 26, 2010·9 cites·17 claims
- 0471US10012134B2Internal combustion engineMAZDA MOTOR·Filed 2016·Granted Jul 3, 2018·1 cites·14 claims
- 0568US10309294B2EngineMAZDA MOTOR·Filed 2016·Granted Jun 4, 2019·1 cites·2 claims
- 0660US9470174B2Control system and control method of spark ignition gasoline engineMAZDA MOTOR·Filed 2012·Granted Oct 18, 2016·1 cites·9 claims
- 0759US8196560B2Internal combustion engine of spark-ignition direct-injection type and fuel injecting method thereofFUJIKAWA TATSUYA·Filed 2009·Granted Jun 12, 2012·6 cites·9 claims
- 0851US10041464B2Controller of laser ignition engineMAZDA MOTOR·Filed 2015·Granted Aug 7, 2018·0 cites·1 claims
- 0950US11591983B2Engine systemMAZDA MOTOR·Filed 2021·Granted Feb 28, 2023·0 cites·14 claims
- 1047US11391235B2Engine systemMAZDA MOTOR·Filed 2021·Granted Jul 19, 2022·0 cites·20 claims
- 1146US8191528B2Internal combustion engineYOUSO TAKASHI·Filed 2008·Granted Jun 5, 2012·2 cites·20 claims
- 1246US6923156B2Air intake system for multi-cylinder engineMAZDA MOTOR·Filed 2003·Granted Aug 2, 2005·5 cites·3 claims
- 1345US2009319156A1Internal combustion engineMAZDA MOTOR·Filed 2009·Application pending·0 cites
- 1442US11835001B1Engine control systemMAZDA MOTOR·Filed 2023·Granted Dec 5, 2023·0 cites·6 claims
- 1541US11092108B2Control device for compression self-ignition engineMAZDA MOTOR·Filed 2020·Granted Aug 17, 2021·0 cites·10 claims
- 1641US2016201551A1Combustion chamber structure for engineMAZDA MOTOR·Filed 2015·Application pending·0 cites
- 1739US11542886B2Engine systemMAZDA MOTOR·Filed 2021·Granted Jan 3, 2023·0 cites·8 claims
- 1839US10280831B2EngineMAZDA MOTOR·Filed 2016·Granted May 7, 2019·0 cites·2 claims
- 1938US2016201631A1Combustion chamber structure for engineMAZDA MOTOR·Filed 2015·Application pending·0 cites
- 2038US2010077990A1Control of spark ignited internal combustion engineMAZDA MOTOR·Filed 2009·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →