Inventor · disambiguated record
Toshimitsu Nagasaka
Also filed as: NAGASAKA TOSHIMITSU
8 granted patents·1 pending application·12 citations·filing 2017–2023
77Inventor score
Files withRINNAI KK9
Top patents by PatentIndex Score
9 records- 0189US10481012B2Heat exchangerRINNAI KK·Filed 2018·Granted Nov 19, 2019·4 cites·4 claims
- 0287US10309686B2Forced air supply type of combustion apparatusRINNAI KK·Filed 2018·Granted Jun 4, 2019·6 cites·2 claims
- 0373US10197343B2Turbulence generatorRINNAI KK·Filed 2017·Granted Feb 5, 2019·2 cites·4 claims
- 0459US12313259B2Combustion apparatusRINNAI KK·Filed 2022·Granted May 27, 2025·0 cites·4 claims
- 0558US12487035B2Heat exchangerRINNAI KK·Filed 2023·Granted Dec 2, 2025·0 cites·5 claims
- 0655US2024271886A1Heat ExchangerRINNAI KK·Filed 2023·Application pending·0 cites
- 0743US10465943B2Water heat exchanger with tube drainage memberRINNAI KK·Filed 2017·Granted Nov 5, 2019·0 cites·5 claims
- 0843US10458728B2Turbulence member and heat exchanger using same, and water heaterRINNAI KK·Filed 2017·Granted Oct 29, 2019·0 cites·10 claims
- 0942US10393376B2Indoor installation type combustion apparatusRINNAI KK·Filed 2017·Granted Aug 27, 2019·0 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →