Inventor · disambiguated record
Hideyuki Fujisawa
Also filed as: FUJISAWA HIDEYUKI
13 granted patents·7 pending applications·10 citations·filing 2007–2023
84Inventor score
Top patents by PatentIndex Score
20 records- 0184US11359838B2Heat exchanger and manufacturing method thereforNORITZ CORP·Filed 2019·Granted Jun 14, 2022·2 cites·2 claims
- 0277US10465944B2Heat exchanger and production method of the heat exchangerNORITZ CORP·Filed 2018·Granted Nov 5, 2019·1 cites·13 claims
- 0374US10010963B2Heat exchanger and production method thereofNORITZ CORP·Filed 2014·Granted Jul 3, 2018·2 cites·9 claims
- 0468US11054195B2Heat exchanger and manufacturing method thereforNORITZ CORP·Filed 2019·Granted Jul 6, 2021·1 cites·5 claims
- 0565US2024167725A1Heat exchanger and hot water apparatus including heat exchangerNORITZ CORP·Filed 2023·Application pending·0 cites
- 0662US8186656B2Sauna deviceFUJII SATOSHI·Filed 2007·Granted May 29, 2012·2 cites·24 claims
- 0760US2023158611A1Tank and manufacturing method thereofNORITZ CORP·Filed 2022·Application pending·0 cites
- 0856US9970716B2Heat exchanger and production method thereofNORITZ CORP·Filed 2013·Granted May 15, 2018·1 cites·18 claims
- 0955US2023201906A1Pipe machining apparatusNORITZ CORP·Filed 2022·Application pending·0 cites
- 1054US11779994B2Heat exchanger and manufacturing method thereforNORITZ CORP·Filed 2022·Granted Oct 10, 2023·0 cites·6 claims
- 1153US2021310741A1Heat exchanger and water heating device including sameNORITZ CORP·Filed 2021·Application pending·0 cites
- 1250US11712727B2Bend pipe and method for manufacturing sameNORITZ CORP·Filed 2019·Granted Aug 1, 2023·0 cites·2 claims
- 1350US10502453B2Burner case production method and burner caseNORITZ CORP·Filed 2017·Granted Dec 10, 2019·0 cites·12 claims
- 1450US8840454B2Shutter device and ventilation deviceIKARI YOSHIO·Filed 2009·Granted Sep 23, 2014·1 cites·19 claims
- 1548US2020348085A1Round metal pipe, heat exchanger provided with same, pipe bender, and method for bend-processing round metal pipeNORITZ CORP·Filed 2020·Application pending·0 cites
- 1646US2021094084A1Manufacturing method for pipe structureNORITZ CORP·Filed 2020·Application pending·0 cites
- 1745US10175008B2Heat exchangerNORITZ CORP·Filed 2016·Granted Jan 8, 2019·0 cites·13 claims
- 1842US2018338836A1Body Support DeviceNITTO CO LTD·Filed 2016·Application pending·0 cites
- 1941US10288313B2Gas supply manifold and production method of gas supply manifoldNORITZ CORP·Filed 2016·Granted May 14, 2019·0 cites·4 claims
- 2037US10309645B2Gas supply manifold and gas combustion device provided with the sameNORITZ CORP·Filed 2017·Granted Jun 4, 2019·0 cites·10 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →