Assignee
RINNAI KK
JP·207 granted patents·54 pending applications·1,391 citations·filing 1974–2025
Top patents by PatentIndex Score
261 records- 0198US10928063B2Combustion apparatusRINNAI KK·Filed 2016·Granted Feb 23, 2021·9 cites·7 claims
- 0297US10612776B2Combustion apparatusRINNAI KK·Filed 2016·Granted Apr 7, 2020·15 cites·2 claims
- 0395US10254053B2Heat transfer fin and heat exchanger using thereofRINNAI KK·Filed 2016·Granted Apr 9, 2019·11 cites·5 claims
- 0495US10234171B2Attachment structure for water heaterRINNAI KK·Filed 2017·Granted Mar 19, 2019·7 cites·13 claims
- 0592US7597066B2Circulation type hot water supply deviceRINNAI KK·Filed 2007·Granted Oct 6, 2009·36 cites·6 claims
- 0691US10767901B2Combustion apparatusRINNAI KK·Filed 2018·Granted Sep 8, 2020·3 cites·5 claims
- 0791US4768947ABurner apparatusRINNAI KK·Filed 1987·Granted Sep 6, 1988·77 cites·9 claims
- 0890US9841187B2Combustion plateRINNAI KK·Filed 2015·Granted Dec 12, 2017·3 cites·2 claims
- 0989US10481012B2Heat exchangerRINNAI KK·Filed 2018·Granted Nov 19, 2019·4 cites·4 claims
- 1088USD941972SWater heaterRINNAI KK·Filed 2020·Granted Jan 25, 2022·16 cites·1 claims
- 1188US10527279B2Combustion apparatusRINNAI KK·Filed 2016·Granted Jan 7, 2020·5 cites·7 claims
- 1288US9599232B2Single coil dual solenoid valveRINNAI KK·Filed 2014·Granted Mar 21, 2017·8 cites·4 claims
- 1387US12055292B2Premixing apparatusRINNAI KK·Filed 2022·Granted Aug 6, 2024·3 cites·4 claims
- 1487US11041657B2Hot-water supply apparatusRINNAI KK·Filed 2018·Granted Jun 22, 2021·3 cites·10 claims
- 1587US10767862B2Flame rodRINNAI KK·Filed 2018·Granted Sep 8, 2020·2 cites·5 claims
- 1687US10309686B2Forced air supply type of combustion apparatusRINNAI KK·Filed 2018·Granted Jun 4, 2019·6 cites·2 claims
- 1787US10139127B2Combustion apparatusRINNAI KK·Filed 2017·Granted Nov 27, 2018·4 cites·5 claims
- 1887US9228759B2Circulating-type hot-water supply deviceRINNAI KK·Filed 2013·Granted Jan 5, 2016·7 cites·5 claims
- 1987US4718846ACombustion safety device for a gas heaterRINNAI KK·Filed 1985·Granted Jan 12, 1988·87 cites·19 claims
- 2087US4638789ASafety apparatus for combustion deviceRINNAI KK·Filed 1985·Granted Jan 27, 1987·49 cites·13 claims
- 2186US11118842B2Heat exchanger with a plurality of non-communicating gas ventsRINNAI KK·Filed 2019·Granted Sep 14, 2021·2 cites·6 claims
- 2286US10718513B2BurnerRINNAI KK·Filed 2018·Granted Jul 21, 2020·2 cites·2 claims
- 2386US10626882B2Centrifugal fanRINNAI KK·Filed 2018·Granted Apr 21, 2020·6 cites·4 claims
- 2486US10018376B2Combustion type water heaterRINNAI KK·Filed 2017·Granted Jul 10, 2018·3 cites·7 claims
- 2586US9886043B2Hot-water supply systemRINNAI KK·Filed 2015·Granted Feb 6, 2018·11 cites·7 claims
- 2684US10746397B1Combustion apparatusRINNAI KK·Filed 2016·Granted Aug 18, 2020·2 cites·2 claims
- 2784US10508829B2Water heaterRINNAI KK·Filed 2016·Granted Dec 17, 2019·2 cites·3 claims
- 2884US7902959B2Radio communication system of water heaterRINNAI KK·Filed 2007·Granted Mar 8, 2011·14 cites·3 claims
- 2984USD532498SWater heaterRINNAI KK·Filed 2005·Granted Nov 21, 2006·32 cites·1 claims
- 3084US5157239AOvenRINNAI KK·Filed 1990·Granted Oct 20, 1992·43 cites·4 claims
- 3184US4737102ABurner for water heaterRINNAI KK·Filed 1986·Granted Apr 12, 1988·40 cites·5 claims
- 3283US11079138B2Combustion apparatusRINNAI KK·Filed 2016·Granted Aug 3, 2021·2 cites·4 claims
- 3383US4063873AInfrared gas burner plateRINNAI KK·Filed 1976·Granted Dec 20, 1977·34 cites·6 claims
- 3482US10859177B2Electrically operated gas flow regulating valveRINNAI KK·Filed 2019·Granted Dec 8, 2020·5 cites·2 claims
- 3582US10184658B2Combustion apparatusRINNAI KK·Filed 2016·Granted Jan 22, 2019·2 cites·5 claims
- 3682US10006660B2Heat source apparatusRINNAI KK·Filed 2017·Granted Jun 26, 2018·2 cites·2 claims
- 3782US10006659B2Heat source apparatusRINNAI KK·Filed 2017·Granted Jun 26, 2018·2 cites·2 claims
- 3882US9970682B2Hot water supply systemRINNAI KK·Filed 2015·Granted May 15, 2018·4 cites·3 claims
- 3982US7628123B2Combined hot water supply systemRINNAI KK·Filed 2007·Granted Dec 8, 2009·23 cites·6 claims
- 4082USD533928SOutdoor water heaterRINNAI KK·Filed 2005·Granted Dec 19, 2006·30 cites·1 claims
- 4181US11408686B2Heat exchangerRINNAI KK·Filed 2020·Granted Aug 9, 2022·1 cites·6 claims
- 4281US10605485B2Water heaterRINNAI KK·Filed 2016·Granted Mar 31, 2020·2 cites·8 claims
- 4381US10422432B2Safety valveRINNAI KK·Filed 2016·Granted Sep 24, 2019·4 cites·5 claims
- 4480US10295281B2Fin-tube type of heat exchangerRINNAI KK·Filed 2018·Granted May 21, 2019·4 cites·2 claims
- 4580US6089221ASpace heaterRINNAI KK·Filed 1999·Granted Jul 18, 2000·44 cites·7 claims
- 4680US5525054ABurner device and a method of making the sameRINNAI KK·Filed 1993·Granted Jun 11, 1996·38 cites·3 claims
- 4779US10107521B2Connected hot-water supply systemRINNAI KK·Filed 2015·Granted Oct 23, 2018·2 cites·4 claims
- 4879US7217900B2Cooking stoveRINNAI KK·Filed 2005·Granted May 15, 2007·10 cites·7 claims
- 4978US10365014B2Heat exchanger and combustion deviceRINNAI KK·Filed 2017·Granted Jul 30, 2019·2 cites·5 claims
- 5078US10330312B2Premixing apparatusRINNAI KK·Filed 2017·Granted Jun 25, 2019·3 cites·4 claims
Showing the top 50 of 261 patent records by PatentIndex Score.
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →