Assignee
AISAN IND
JP·710 granted patents·256 pending applications·8,653 citations·filing 1976–2025
Top patents by PatentIndex Score
966 records- 0197US9989019B2Fuel vapor recovery apparatusAISAN IND·Filed 2016·Granted Jun 5, 2018·11 cites·1 claims
- 0297US9005352B2Trap canister for adsorbing fuel vaporAISAN IND·Filed 2013·Granted Apr 14, 2015·19 cites·6 claims
- 0397US4998865ABrushless DC pump with enclosed circuit boardAISAN IND·Filed 1989·Granted Mar 12, 1991·126 cites·29 claims
- 0496US11008983B1EGR gas distributorAISAN IND·Filed 2020·Granted May 18, 2021·5 cites·6 claims
- 0596US9752543B2Fuel tankAISAN IND·Filed 2016·Granted Sep 5, 2017·9 cites·13 claims
- 0696US7474024B2Electronic control unit and electric pumpAISAN IND·Filed 2005·Granted Jan 6, 2009·50 cites·17 claims
- 0795US10907583B2Fuel vapor processing apparatusAISAN IND·Filed 2020·Granted Feb 2, 2021·6 cites·12 claims
- 0895US7789075B2Fuel vapor processing apparatusAISAN IND·Filed 2008·Granted Sep 7, 2010·23 cites·10 claims
- 0995US7438062B2Flow passage switching valveAISAN IND·Filed 2006·Granted Oct 21, 2008·40 cites·15 claims
- 1095US5207808ACanister for adsorbing evaporated fuelAISAN IND·Filed 1992·Granted May 4, 1993·104 cites·9 claims
- 1195US5055781ARotational angle detecting sensor having a plurality of magnetoresistive elements located in a uniform magnetic fieldAISAN IND·Filed 1990·Granted Oct 8, 1991·133 cites·8 claims
- 1295US4483485AElectromagnetic fuel injectorAISAN IND·Filed 1982·Granted Nov 20, 1984·98 cites·7 claims
- 1395US4216753AFuel air mixture supply system for use in fuel-injection-type internal combustion engineAISAN IND·Filed 1978·Granted Aug 12, 1980·54 cites·3 claims
- 1494US10012189B2In tank fuel pump mounting arrangementAISAN IND·Filed 2015·Granted Jul 3, 2018·7 cites·12 claims
- 1594US9816470B2Filtering deviceAISAN IND·Filed 2016·Granted Nov 14, 2017·12 cites·4 claims
- 1694US8888901B2Fuel vapor treating apparatusAISAN IND·Filed 2013·Granted Nov 18, 2014·18 cites·4 claims
- 1794US7946555B2Rotational angle sensors and throttle devicesAISAN IND·Filed 2007·Granted May 24, 2011·26 cites·32 claims
- 1894US7216611B2Cooling structure of cylinder blockAISAN IND·Filed 2005·Granted May 15, 2007·19 cites·6 claims
- 1994US5454697AElectrically operated pump assembly with an externally installed control circuitAISAN IND·Filed 1994·Granted Oct 3, 1995·99 cites·5 claims
- 2094US4751411AStep motorAISAN IND·Filed 1986·Granted Jun 14, 1988·64 cites·6 claims
- 2193US9284923B2Fuel vapor recovery apparatusAISAN IND·Filed 2013·Granted Mar 15, 2016·10 cites·7 claims
- 2293US7878179B2Fuel supply apparatusAISAN IND·Filed 2008·Granted Feb 1, 2011·23 cites·18 claims
- 2393US7507278B2CanisterAISAN IND·Filed 2005·Granted Mar 24, 2009·25 cites·8 claims
- 2493US6440200B1Evaporated fuel discharge preventing apparatusAISAN IND·Filed 2001·Granted Aug 27, 2002·52 cites·6 claims
- 2593US5060910AFlow control deviceAISAN IND·Filed 1991·Granted Oct 29, 1991·85 cites·10 claims
- 2693US5050567AFuel supply systemAISAN IND·Filed 1991·Granted Sep 24, 1991·84 cites·5 claims
- 2793US4564145AElectromagnetic fuel injectorAISAN IND·Filed 1983·Granted Jan 14, 1986·45 cites·3 claims
- 2892US10544762B2Fuel supply deviceAISAN IND·Filed 2017·Granted Jan 28, 2020·6 cites·19 claims
- 2992US8992673B2Evaporated fuel treatment apparatusAISAN IND·Filed 2012·Granted Mar 31, 2015·15 cites·8 claims
- 3092US7841321B2Canister and method of manufacturing the sameAISAN IND·Filed 2006·Granted Nov 30, 2010·31 cites·20 claims
- 3192US7036359B2Failure diagnostic system for fuel vapor processing apparatusAISAN IND·Filed 2004·Granted May 2, 2006·37 cites·8 claims
- 3292US7008470B2CanisterAISAN IND·Filed 2003·Granted Mar 7, 2006·53 cites·30 claims
- 3392US6910467B2Evaporated fuel processing apparatuses for engines with superchargerAISAN IND·Filed 2004·Granted Jun 28, 2005·43 cites·16 claims
- 3492US5392804AFuel tank structureAISAN IND·Filed 1993·Granted Feb 28, 1995·98 cites·4 claims
- 3592US5073735AStepping motor having a molded housingAISAN IND·Filed 1991·Granted Dec 17, 1991·103 cites·5 claims
- 3692US5053664AMotor-driven fuel pumpAISAN IND·Filed 1989·Granted Oct 1, 1991·85 cites·16 claims
- 3792US4860706AThrottle bodyAISAN IND·Filed 1988·Granted Aug 29, 1989·48 cites·6 claims
- 3892US4541378AThrottle control device for internal combustion engineAISAN IND·Filed 1984·Granted Sep 17, 1985·38 cites·2 claims
- 3991US10850606B2Cover member for fuel tankAISAN IND·Filed 2017·Granted Dec 1, 2020·5 cites·20 claims
- 4091US9701191B2Grille shutter deviceAISAN IND·Filed 2015·Granted Jul 11, 2017·7 cites·13 claims
- 4191US7909919B2Vaporized fuel treatment apparatusAISAN IND·Filed 2009·Granted Mar 22, 2011·29 cites·17 claims
- 4291US7363803B2Failure diagnostic system for fuel vapor processing apparatusAISAN IND·Filed 2006·Granted Apr 29, 2008·28 cites·9 claims
- 4391US5927613AFuel injector having simplified part shape and simplified assembling processAISAN IND·Filed 1997·Granted Jul 27, 1999·71 cites·5 claims
- 4491US5755210AFuel discharge preventive device of gas engineAISAN IND·Filed 1997·Granted May 26, 1998·63 cites·3 claims
- 4591US5015159AFuel pumpAISAN IND·Filed 1990·Granted May 14, 1991·75 cites·2 claims
- 4691US4854830AMotor-driven fuel pumpAISAN IND·Filed 1988·Granted Aug 8, 1989·61 cites·1 claims
- 4790US10753328B2Fuel supply devicesAISAN IND·Filed 2015·Granted Aug 25, 2020·4 cites·12 claims
- 4890US7922797B2CanistersAISAN IND·Filed 2009·Granted Apr 12, 2011·20 cites·19 claims
- 4990US7270102B2Resin intake manifoldAISAN IND·Filed 2005·Granted Sep 18, 2007·13 cites·3 claims
- 5090US6386467B1InjectorsAISAN IND·Filed 2000·Granted May 14, 2002·50 cites·34 claims
Showing the top 50 of 966 patent records by PatentIndex Score.
Join the waitlist — get patent alerts
Get an alert when AISAN IND files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →