Inventor · disambiguated record
Yukifumi Yamanaka
Also filed as: YAMANAKA YUKIFUMI
21 granted patents·7 pending applications·31 citations·filing 2012–2025
91Inventor score
Top patents by PatentIndex Score
28 records- 0192US11283381B2Power system for a work vehicleKUBOTA KK·Filed 2020·Granted Mar 22, 2022·4 cites·10 claims
- 0287US11805723B2Working device and working machine having the sameKUBOTA KK·Filed 2020·Granted Nov 7, 2023·2 cites·12 claims
- 0387US11214152B2Working device and working machine having the sameKUBOTA KK·Filed 2020·Granted Jan 4, 2022·2 cites·20 claims
- 0486US11540437B2Spraying support system for working machineKUBOTA KK·Filed 2020·Granted Jan 3, 2023·2 cites·14 claims
- 0585US9261182B2Shift power transmission apparatus and travel power transmission deviceKATO YUJI·Filed 2012·Granted Feb 16, 2016·8 cites·13 claims
- 0684US12322841B2Hydrogen supply system, fuel cell system, and working machine including hydrogen supply system and fuel cell systemKUBOTA KK·Filed 2024·Granted Jun 3, 2025·0 cites·6 claims
- 0783US10023039B2Work vehicle with a power-travel drive unitKUBOTA KK·Filed 2016·Granted Jul 17, 2018·4 cites·4 claims
- 0878US11497155B2Generator unit and working machineKUBOTA KK·Filed 2020·Granted Nov 15, 2022·1 cites·10 claims
- 0978US10639983B2Work vehicleKUBOTA KK·Filed 2017·Granted May 5, 2020·4 cites·8 claims
- 1074US2025263908A1Working machineKUBOTA KK·Filed 2025·Application pending·0 cites
- 1173US10717361B2Work vehicle and display device for the work vehicleKUBOTA KK·Filed 2016·Granted Jul 21, 2020·3 cites·5 claims
- 1268US12397867B2Work machineKUBOTA KK·Filed 2024·Granted Aug 26, 2025·0 cites·18 claims
- 1368US2024367523A1Electric work vehicleKUBOTA KK·Filed 2024·Application pending·0 cites
- 1467US12331486B2Working machineKUBOTA KK·Filed 2021·Granted Jun 17, 2025·0 cites·6 claims
- 1567US2024308351A1Electric work vehicleKUBOTA KK·Filed 2024·Application pending·0 cites
- 1666US11978930B2Hydrogen supply system, fuel cell system, and working machine including hydrogen supply system and fuel cell systemKUBOTA KK·Filed 2022·Granted May 7, 2024·0 cites·20 claims
- 1764US2025276732A1Work vehicleKUBOTA KK·Filed 2025·Application pending·0 cites
- 1863US10442425B2Work vehicleKUBOTA KK·Filed 2016·Granted Oct 15, 2019·1 cites·1 claims
- 1962US12031289B2Working machineKUBOTA KK·Filed 2021·Granted Jul 9, 2024·0 cites·14 claims
- 2058US10113625B2Shift power transmission apparatus and travel power transmission deviceKUBOTA KK·Filed 2018·Granted Oct 30, 2018·0 cites·3 claims
- 2156US11990654B2Fuel cell system, working machine including the same, and method of controlling fuel cell systemKUBOTA KK·Filed 2022·Granted May 21, 2024·0 cites·14 claims
- 2254US11993911B2Working machineKUBOTA KK·Filed 2021·Granted May 28, 2024·0 cites·5 claims
- 2354US9897185B2Shift power transmission apparatus and travel power transmission deviceKUBOTA KK·Filed 2016·Granted Feb 20, 2018·0 cites·4 claims
- 2454US2023322124A1Electric working machineKUBOTA KK·Filed 2023·Application pending·0 cites
- 2554US2024308353A1Electric work vehicleKUBOTA KK·Filed 2024·Application pending·0 cites
- 2654US2024300339A1Electric work vehicleKUBOTA KK·Filed 2024·Application pending·0 cites
- 2739US9849790B2Utility vehicleKUBOTA KK·Filed 2016·Granted Dec 26, 2017·0 cites·5 claims
- 2837US9919697B2Work vehicleKUBOTA KK·Filed 2016·Granted Mar 20, 2018·0 cites·3 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →