Inventor · disambiguated record
Kazushige Koiwai
Also filed as: KOIWAI KAZUSHIGE
14 granted patents·8 pending applications·26 citations·filing 2012–2023
87Inventor score
Files withKOBELCO CONSTR MACH CO LTD15UNIV HIROSHIMA4KOBE STEEL LTD1KOIWAI KAZUSHIGE1YAMASHITA KOJI1
Top patents by PatentIndex Score
22 records- 0190US10320257B2Electric motor and method for manufacturing sameKOBELCO CONSTR MACH CO LTD·Filed 2016·Granted Jun 11, 2019·5 cites·8 claims
- 0285US9935525B2Electric motorKOBELCO CONSTR MACH CO LTD·Filed 2013·Granted Apr 3, 2018·7 cites·5 claims
- 0374US9973053B2Electric motor having sealed casing and manufacturing method thereofKOBELCO CONSTR MACH CO LTD·Filed 2013·Granted May 15, 2018·4 cites·5 claims
- 0473US9624647B2Slewing-type working machineYAMASHITA KOJI·Filed 2012·Granted Apr 18, 2017·4 cites·2 claims
- 0567US9664107B2Driving device for hybrid working machineKOBELCO CONSTR MACH CO LTD·Filed 2013·Granted May 30, 2017·2 cites·6 claims
- 0666US9000630B2Motor including heat radiating resinKOBE STEEL LTD·Filed 2012·Granted Apr 7, 2015·2 cites·3 claims
- 0759US2025019938A1Construction machine driving device, and construction machine and construction machine system provided with sameKOBELCO CONSTR MACH CO LTD·Filed 2022·Application pending·0 cites
- 0857US2025067021A1Work machine control system, work machine, management device, and work machine control methodUNIV HIROSHIMA·Filed 2022·Application pending·0 cites
- 0954US9062692B2Hybrid construction machineKOIWAI KAZUSHIGE·Filed 2012·Granted Jun 23, 2015·2 cites·7 claims
- 1054US2023399812A1Autonomous driving device for work machineUNIV HIROSHIMA·Filed 2021·Application pending·0 cites
- 1151US12173476B2Hydraulic work machineKOBELCO CONSTR MACH CO LTD·Filed 2021·Granted Dec 24, 2024·0 cites·13 claims
- 1251US2023257966A1Construction machineUNIV HIROSHIMA·Filed 2021·Application pending·0 cites
- 1351US2024183131A1Construction machine and construction machine management systemUNIV HIROSHIMA·Filed 2022·Application pending·0 cites
- 1449US2025297454A1Drive control device for rotating work machine and rotating work machine provided with sameKOBELCO CONSTR MACH CO LTD·Filed 2023·Application pending·0 cites
- 1548US11851852B2Construction machine and evaluation deviceKOBELCO CONSTR MACH CO LTD·Filed 2019·Granted Dec 26, 2023·0 cites·5 claims
- 1645US9758945B2Upper slewing body of construction machineKOBELCO CONSTR MACH CO LTD·Filed 2016·Granted Sep 12, 2017·0 cites·6 claims
- 1744US11391016B2Construction machineKOBELCO CONSTR MACH CO LTD·Filed 2019·Granted Jul 19, 2022·0 cites·5 claims
- 1844US2013106238A1Motor and motor manufacturing methodKOBELCO CONSTR MACH CO LTD·Filed 2012·Application pending·0 cites
- 1944US2013106212A1Motor having heat transfer sheetKOBELCO CONSTR MACH CO LTD·Filed 2012·Application pending·0 cites
- 2041US10014743B2Electric motorKOBELCO CONSTR MACH CO LTD·Filed 2015·Granted Jul 3, 2018·0 cites·5 claims
- 2139US10053837B2Slewing control device for hybrid construction machine and hybrid construction machineKOBELCO CONSTR MACH CO LTD·Filed 2016·Granted Aug 21, 2018·0 cites·5 claims
- 2239US10033241B2Generator motorKOBELCO CONSTR MACH CO LTD·Filed 2016·Granted Jul 24, 2018·0 cites·3 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →