Inventor · disambiguated record
Kuniharu Tanaka
Also filed as: TANAKA KUNIHARU
34 granted patents·3 pending applications·111 citations·filing 2000–2020
96Inventor score
Top patents by PatentIndex Score
37 records- 0197US10090646B2Spark plugNGK SPARK PLUG CO·Filed 2015·Granted Oct 2, 2018·15 cites·6 claims
- 0294US6559579B2Alumina-based sintered body insulator for spark plugsNGK SPARK PLUG CO·Filed 2000·Granted May 6, 2003·40 cites·6 claims
- 0391US9997894B2Spark plug having a resistor elementNGK SPARK PLUG CO·Filed 2017·Granted Jun 12, 2018·4 cites·3 claims
- 0490US11183819B2Spark plugNGK SPARK PLUG CO·Filed 2019·Granted Nov 23, 2021·3 cites·3 claims
- 0588US10348061B2Spark plugNGK SPARK PLUG CO·Filed 2018·Granted Jul 9, 2019·4 cites·8 claims
- 0687US9912125B2Spark plugNGK SPARK PLUG CO·Filed 2016·Granted Mar 6, 2018·3 cites·7 claims
- 0786US9595814B2Spark plugNGK SPARK PLUG CO·Filed 2014·Granted Mar 14, 2017·4 cites·12 claims
- 0885US10340667B2Spark plugNGK SPARK PLUG CO·Filed 2018·Granted Jul 2, 2019·2 cites·7 claims
- 0983US9080964B2Gas sensor element and gas sensorNGK SPARK PLUG CO·Filed 2012·Granted Jul 14, 2015·6 cites·10 claims
- 1082US10586627B2Spark plugNGK SPARK PLUG CO·Filed 2018·Granted Mar 10, 2020·2 cites·6 claims
- 1180US8564184B2Spark plug and process for producing spark plugKURONO HIROKAZU·Filed 2010·Granted Oct 22, 2013·4 cites·5 claims
- 1279US9590395B2Spark plugNGK SPARK PLUG CO·Filed 2014·Granted Mar 7, 2017·3 cites·14 claims
- 1378US10153622B1Spark plug having the thickness of a magnetic member without excessively narrowing an electrode memberNGK SPARK PLUG CO·Filed 2018·Granted Dec 11, 2018·1 cites·6 claims
- 1476US9653888B2Spark plugNGK SPARK PLUG CO·Filed 2016·Granted May 16, 2017·1 cites·4 claims
- 1575US10193311B2Spark plugNGK SPARK PLUG CO·Filed 2017·Granted Jan 29, 2019·1 cites·2 claims
- 1675US9373940B2Spark plugNGK SPARK PLUG CO·Filed 2015·Granted Jun 21, 2016·1 cites·7 claims
- 1773US9160145B2Insulator for spark plug and spark plugNGK SPARK PLUG CO·Filed 2014·Granted Oct 13, 2015·2 cites·16 claims
- 1872US8093791B2Spark plug having particular insulatorKURONO HIROKAZU·Filed 2009·Granted Jan 10, 2012·5 cites·5 claims
- 1971US8278809B2Spark plug with alumina-based insulatorKURONO HIROKAZU·Filed 2010·Granted Oct 2, 2012·2 cites·22 claims
- 2070US8390183B2Spark plug and method for manufacturing spark plugKURONO HIROKAZU·Filed 2009·Granted Mar 5, 2013·3 cites·8 claims
- 2168US7638737B2Ceramic-metal assembly and ceramic heaterNGK SPARK PLUG CO·Filed 2006·Granted Dec 29, 2009·3 cites·15 claims
- 2264US9385511B2Spark plugNGK SPARK PLUG CO·Filed 2013·Granted Jul 5, 2016·1 cites·4 claims
- 2361US8992752B2Gas sensor element and gas sensorONKAWA MASAKI·Filed 2012·Granted Mar 31, 2015·1 cites·7 claims
- 2457US10305260B2Spark plug including an insulator with a front end portion having first and second sectionsNGK SPARK PLUG CO·Filed 2018·Granted May 28, 2019·0 cites·7 claims
- 2556US10277012B2Spark plug including a magnetic substance and a conductor disposed thereonNGK SPARK PLUG CO·Filed 2018·Granted Apr 30, 2019·0 cites·17 claims
- 2653US10270228B2Spark plugNGK SPARK PLUG CO·Filed 2018·Granted Apr 23, 2019·0 cites·7 claims
- 2750US10424901B2Spark plugNGK SPARK PLUG CO·Filed 2017·Granted Sep 24, 2019·0 cites·10 claims
- 2850US9281662B2Spark plugNGK SPARK PLUG CO·Filed 2015·Granted Mar 8, 2016·0 cites·6 claims
- 2950US2022088806A1Kitchen knife and bladeNGK SPARK PLUG CO·Filed 2020·Application pending·0 cites
- 3049US9755404B2Spark plugNGK SPARK PLUG CO·Filed 2016·Granted Sep 5, 2017·0 cites·6 claims
- 3149US9291525B2Gas sensor element and gas sensorNGK SPARK PLUG CO·Filed 2013·Granted Mar 22, 2016·0 cites·2 claims
- 3247US9234870B2Gas sensor element, and gas sensorNGK SPARK PLUG CO·Filed 2012·Granted Jan 12, 2016·0 cites·3 claims
- 3343US10751923B2Spark plug insulator production method, insulator, molding dieNGK SPARK PLUG CO·Filed 2015·Granted Aug 25, 2020·0 cites·5 claims
- 3441US2018166861A1Spark plugNGK SPARK PLUG CO·Filed 2016·Application pending·0 cites
- 3538US10879675B2Spark plugNGK SPARK PLUG CO·Filed 2017·Granted Dec 29, 2020·0 cites·11 claims
- 3636US8889577B2Sintered body and cutting toolMOTEKI JUN·Filed 2012·Granted Nov 18, 2014·0 cites·6 claims
- 3736US2018375298A1Spark plugNGK SPARK PLUG CO·Filed 2016·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →