Inventor · disambiguated record
Kimiyoshi Nishizawa
Also filed as: NISHIZAWA KIMIYOSHI
68 granted patents·3 pending applications·1,843 citations·filing 1988–2011
99Inventor score
Files withNISSAN MOTOR65HATTORI MOTOYUKI1KODAMA HIROSHI1NISSAN MOTOR CO INC1NISSAN MOTOR COMPANY INC1
Top patents by PatentIndex Score
71 records- 0198US6679050B1Exhaust emission control device for internal combustion engineNISSAN MOTOR·Filed 2000·Granted Jan 20, 2004·92 cites·21 claims
- 0298US6341487B1Catalyst temperature control device and method of internal combustion engineNISSAN MOTOR·Filed 2000·Granted Jan 29, 2002·131 cites·28 claims
- 0398US6237330B1Exhaust purification device for internal combustion engineNISSAN MOTOR·Filed 1999·Granted May 29, 2001·170 cites·16 claims
- 0494US5108716ACatalytic converterNISSAN MOTOR COMPANY INC·Filed 1990·Granted Apr 28, 1992·127 cites·3 claims
- 0593US5094074ACatalytic converter with metallic carrier and method for producing sameNISSAN MOTOR·Filed 1991·Granted Mar 10, 1992·94 cites·20 claims
- 0691US6347514B1Air-fuel ratio control system for engineNISSAN MOTOR·Filed 2000·Granted Feb 19, 2002·43 cites·20 claims
- 0791US6340014B1Control for direct fuel injection spark ignition internal combustion engineNISSAN MOTOR CO INC·Filed 1999·Granted Jan 22, 2002·109 cites·22 claims
- 0890US7322333B2Internal combustion engine air intake structureNISSAN MOTOR·Filed 2005·Granted Jan 29, 2008·15 cites·15 claims
- 0989US6539709B2Exhaust gas purifying system of internal combustion engineNISSAN MOTOR·Filed 2001·Granted Apr 1, 2003·43 cites·39 claims
- 1089US6233923B1Exhaust emission control device of internal combustion engineNISSAN MOTOR·Filed 2000·Granted May 22, 2001·50 cites·11 claims
- 1187US6510834B1Control for spark-ignited direct fuel injection internal combustion engineNISSAN MOTOR·Filed 2000·Granted Jan 28, 2003·33 cites·17 claims
- 1286US7748213B2Exhaust systemNISSAN MOTOR·Filed 2006·Granted Jul 6, 2010·15 cites·19 claims
- 1386US6263666B1Exhaust emission control device for internal combustion engineNISSAN MOTOR·Filed 2000·Granted Jul 24, 2001·51 cites·2 claims
- 1486US5570575AFuel delivery control apparatus for use with internal combustion engineNISSAN MOTOR·Filed 1994·Granted Nov 5, 1996·51 cites·3 claims
- 1585US7505845B2Control of internal combustion engineNISSAN MOTOR·Filed 2007·Granted Mar 17, 2009·12 cites·24 claims
- 1685US5784880AEngine fuel supply control deviceNISSAN MOTOR·Filed 1996·Granted Jul 28, 1998·49 cites·5 claims
- 1783US8341937B2Diagnostic apparatus for an exhaust gas purification system of an internal combustion engine, an exhaust gas purification system and a diagnostic method thereofNISSAN MOTOR·Filed 2007·Granted Jan 1, 2013·13 cites·22 claims
- 1883US7520127B2Exhaust manifold for four-cylinder engineNISSAN MOTOR·Filed 2005·Granted Apr 21, 2009·9 cites·8 claims
- 1983US7509800B2Exhaust system of multi-cylinder internal combustion engineNISSAN MOTOR·Filed 2005·Granted Mar 31, 2009·15 cites·21 claims
- 2083US6216450B1Exhaust emission control system for internal combustion engineNISSAN MOTOR·Filed 1999·Granted Apr 17, 2001·41 cites·16 claims
- 2182US7188604B2Internal combustion engine air intake structureNISSAN MOTOR·Filed 2005·Granted Mar 13, 2007·14 cites·20 claims
- 2279US6635227B1Catalytic converterNISSAN MOTOR·Filed 2000·Granted Oct 21, 2003·28 cites·7 claims
- 2377US6185929B1Exhaust emission control system for internal combustion engineNISSAN MOTOR·Filed 1999·Granted Feb 13, 2001·34 cites·17 claims
- 2476US6101809AExhaust gas purifying system of internal combustion engineNISSAN MOTOR·Filed 1998·Granted Aug 15, 2000·41 cites·20 claims
- 2575US6057263AMetallic catalyst carrierNISSAN MOTOR·Filed 1998·Granted May 2, 2000·39 cites·4 claims
- 2674US5068218AHoneycomb metal catalyst apparatusNISSAN MOTOR·Filed 1990·Granted Nov 26, 1991·32 cites·8 claims
- 2773US7418946B2Engine start control apparatus and methodNISSAN MOTOR·Filed 2007·Granted Sep 2, 2008·8 cites·25 claims
- 2873US6185933B1Exhaust emission control device for engineNISSAN MOTOR·Filed 1999·Granted Feb 13, 2001·30 cites·10 claims
- 2972US6170260B1Exhaust emission control apparatus for combustion engineNISSAN MOTOR·Filed 1998·Granted Jan 9, 2001·20 cites·13 claims
- 3071US6962049B2Exhaust manifold for four-cylinder engineNISSAN MOTOR·Filed 2003·Granted Nov 8, 2005·13 cites·10 claims
- 3171US6962048B2Engine exhaust apparatusNISSAN MOTOR·Filed 2003·Granted Nov 8, 2005·17 cites·17 claims
- 3271US6334306B1Exhaust gas purification apparatus in combustion engineNISSAN MOTOR·Filed 1999·Granted Jan 1, 2002·33 cites·39 claims
- 3369US7559196B2Exhaust system of an internal combustion engineNISSAN MOTOR·Filed 2006·Granted Jul 14, 2009·5 cites·17 claims
- 3467US6761980B2Metallic catalyst carrierNISSAN MOTOR·Filed 2001·Granted Jul 13, 2004·15 cites·37 claims
- 3565US6145304ADeterioration determination apparatus for exhaust emission control device of internal combustion engineNISSAN MOTOR·Filed 1998·Granted Nov 14, 2000·28 cites·9 claims
- 3664US6475446B1Carrier body for exhaust gas catalystsNISSAN MOTOR·Filed 1997·Granted Nov 5, 2002·31 cites·14 claims
- 3763US5839276AEngine catalytic converterNISSAN MOTOR·Filed 1996·Granted Nov 24, 1998·26 cites·15 claims
- 3862US7891173B2Exhaust gas cleaning apparatus and method thereofNISSAN MOTOR·Filed 2008·Granted Feb 22, 2011·3 cites·18 claims
- 3961US8722572B2Metal catalyst substrate and its manufacturing methodKODAMA HIROSHI·Filed 2010·Granted May 13, 2014·2 cites·15 claims
- 4060US8899204B2Engine starting apparatus for idle-stop vehicleHATTORI MOTOYUKI·Filed 2011·Granted Dec 2, 2014·2 cites·9 claims
- 4160US6685888B1Monolith supporting structure for use in catalytic converterNISSAN MOTOR·Filed 2000·Granted Feb 3, 2004·9 cites·8 claims
- 4257US6220018B1Exhaust emission control deviceNISSAN MOTOR·Filed 1999·Granted Apr 24, 2001·22 cites·8 claims
- 4357US6014962AEngine air-fuel ratio controllerNISSAN MOTOR·Filed 1998·Granted Jan 18, 2000·17 cites·19 claims
- 4456US5953910AEngine air-fuel ratio converter with means for determining the deterioration of the catalytic converterNISSAN MOTOR·Filed 1997·Granted Sep 21, 1999·17 cites·14 claims
- 4555US5152137AAir-fuel ratio control system for automotive vehicle engineNISSAN MOTOR·Filed 1991·Granted Oct 6, 1992·14 cites·5 claims
- 4651US6447735B1Exhaust purifier and manufacturing method of sameNISSAN MOTOR·Filed 1999·Granted Sep 10, 2002·14 cites·13 claims
- 4750US6116023AInternal combustion engine with NOx absorbent catalystNISSAN MOTOR·Filed 1998·Granted Sep 12, 2000·17 cites·27 claims
- 4850US4909994ACatalytic converterNISSAN MOTOR·Filed 1988·Granted Mar 20, 1990·17 cites·16 claims
- 4947US6408816B1Control apparatus and method for direct-injection spark-ignition internal combustion engineNISSAN MOTOR·Filed 2000·Granted Jun 25, 2002·7 cites·18 claims
- 5047US5215722ACatalytic converter with electrically resistive catalyst supportNISSAN MOTOR·Filed 1991·Granted Jun 1, 1993·17 cites·15 claims
Showing the top 50 of 71 patent records by PatentIndex Score.
Join the waitlist — get patent alerts
Get an alert when Kimiyoshi Nishizawa files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →