Inventor · disambiguated record
Naofumi Kawamura
Also filed as: KAWAMURA NAOFUMI
8 granted patents·8 pending applications·12 citations·filing 2015–2022
78Inventor score
Files withJTEKT CORP16
Top patents by PatentIndex Score
16 records- 0191US11441665B2Worm reducer and method for manufacturing worm reducerJTEKT CORP·Filed 2020·Granted Sep 13, 2022·3 cites·3 claims
- 0287US9902421B2Worm reduction gear and steering mechanismJTEKT CORP·Filed 2016·Granted Feb 27, 2018·5 cites·8 claims
- 0377US10883594B2Worm reducerJTEKT CORP·Filed 2018·Granted Jan 5, 2021·2 cites·5 claims
- 0466US10661822B2Worm reducer and electric power steering systemJTEKT CORP·Filed 2018·Granted May 26, 2020·2 cites·6 claims
- 0546US2025137816A1Magnetic yoke assembly and sensor deviceJTEKT CORP·Filed 2022·Application pending·0 cites
- 0645US12280818B2Steering column deviceJTEKT CORP·Filed 2021·Granted Apr 22, 2025·0 cites·5 claims
- 0745US2025091638A1Steering deviceJTEKT CORP·Filed 2022·Application pending·0 cites
- 0844US2024286670A1Steering deviceJTEKT CORP·Filed 2022·Application pending·0 cites
- 0943US12331821B2Gear and steering deviceJTEKT CORP·Filed 2022·Granted Jun 17, 2025·0 cites·14 claims
- 1042US9580101B2Electric power steering systemJTEKT CORP·Filed 2015·Granted Feb 28, 2017·0 cites·6 claims
- 1142US2024286665A1Steering deviceJTEKT CORP·Filed 2021·Application pending·0 cites
- 1242US2024286666A1Steering deviceJTEKT CORP·Filed 2021·Application pending·0 cites
- 1339US11624408B2Shaft couplingJTEKT CORP·Filed 2021·Granted Apr 11, 2023·0 cites·3 claims
- 1439US2018266542A1Method for manufacturing worm reducer, worm reducer, and electric power steering systemJTEKT CORP·Filed 2018·Application pending·0 cites
- 1533US2017036691A1Shaft coupling structure and electric power steering systemJTEKT CORP·Filed 2016·Application pending·0 cites
- 1632US2016319906A1Worm reduction gear and steering systemJTEKT CORP·Filed 2016·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →