Inventor · disambiguated record
Ryuu Narikawa
Also filed as: NARIKAWA Ryuu
5 granted patents·1 pending application·16 citations·filing 2017–2020
73Inventor score
Technology areasE02F
Files withHITACHI CONSTRUCTION MACH CO6
Top patents by PatentIndex Score
6 records- 0187US11453995B2Work machineHITACHI CONSTRUCTION MACH CO·Filed 2018·Granted Sep 27, 2022·6 cites·4 claims
- 0284US10801187B2Work machineHITACHI CONSTRUCTION MACH CO·Filed 2017·Granted Oct 13, 2020·6 cites·3 claims
- 0375US10774502B2Work machineHITACHI CONSTRUCTION MACH CO·Filed 2017·Granted Sep 15, 2020·3 cites·4 claims
- 0465US11466435B2Hydraulic excavator with area limiting control functionHITACHI CONSTRUCTION MACH CO·Filed 2020·Granted Oct 11, 2022·0 cites·3 claims
- 0558US10626578B2Work machineHITACHI CONSTRUCTION MACH CO·Filed 2017·Granted Apr 21, 2020·1 cites·6 claims
- 0649US2019063041A1Work machineHITACHI CONSTRUCTION MACH CO·Filed 2017·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →