Inventor · disambiguated record
Koji Kiyooka
Also filed as: KIYOOKA KOJI
15 granted patents·9 pending applications·52 citations·filing 2006–2025
89Inventor score
Top patents by PatentIndex Score
24 records- 0194US11440401B2Hydraulic transaxleKANZAKI KOKYUKOKI MFG CO LTD·Filed 2020·Granted Sep 13, 2022·18 cites·15 claims
- 0291US11541749B2Moving body drive unit and moving bodyKANZAKI KOKYUKOKI MFG CO LTD·Filed 2019·Granted Jan 3, 2023·11 cites·2 claims
- 0387US11746880B2Motor reducerKANZAKI KOKYUKOKI MFG CO LTD·Filed 2021·Granted Sep 5, 2023·2 cites·7 claims
- 0481US12005787B2Lawn mower with autonomous traveling functionKANZAKI KOKYUKOKI MFG CO LTD·Filed 2020·Granted Jun 11, 2024·2 cites·4 claims
- 0576US11554658B2Hybrid vehicleKANZAKI KOKYUKOKI MFG CO LTD·Filed 2020·Granted Jan 17, 2023·1 cites·11 claims
- 0676US7694765B2Power-dividing device and axle-driving device for a working vehicleKANZAKI KOKYUKOKI MFG CO LTD·Filed 2007·Granted Apr 13, 2010·11 cites·7 claims
- 0774US12062971B2Moving body driving unitKANZAKI KOKYUKOKI MFG CO LTD·Filed 2020·Granted Aug 13, 2024·1 cites·16 claims
- 0872US7409827B2Working vehicleKANZAKI KOKYUKOKI MFG CO LTD·Filed 2006·Granted Aug 12, 2008·6 cites·15 claims
- 0968US2025214452A1Power transmission structure for vehicleKANZAKI KOKYUKOKI MFG CO LTD·Filed 2024·Application pending·0 cites
- 1066US12502952B2Vehicle power transmission unitKANZAKI KOKYUKOKI MFG CO LTD·Filed 2024·Granted Dec 23, 2025·0 cites·3 claims
- 1166US12179514B2Power transmission unitKANZAKI KOKYUKOKI MFG CO LTD·Filed 2023·Granted Dec 31, 2024·0 cites·5 claims
- 1266US2025295073A1Vehicle power transmission unitKANZAKI KOKYUKOKI MFG CO LTD·Filed 2025·Application pending·0 cites
- 1364US11207978B2TransaxleKANZAKI KOKYUKOKI MFG CO LTD·Filed 2020·Granted Dec 28, 2021·0 cites·6 claims
- 1462US2025251035A1Axle driving deviceKANZAKI KOKYUKOKI MFG CO LTD·Filed 2025·Application pending·0 cites
- 1560US2023068720A1Work vehicleKANZAKI KOKYUKOKI MFG CO LTD·Filed 2022·Application pending·0 cites
- 1659US12441450B2Marine propulsion apparatusKANZAKI KOKYUKOKI MFG CO LTD·Filed 2020·Granted Oct 14, 2025·0 cites·7 claims
- 1757US11793113B2TransaxleKANZAKI KOKYUKOKI MFG CO LTD·Filed 2021·Granted Oct 24, 2023·0 cites·6 claims
- 1857US2025318460A1Electric mowing vehicleKANZAKI KOKYUKOKI MFG CO LTD·Filed 2025·Application pending·0 cites
- 1954US2022272896A1Power transmission unitKANZAKI KOKYUKOKI MFG CO LTD·Filed 2022·Application pending·0 cites
- 2053US12173791B2Power transmission unitKANZAKI KOKYUKOKI MFG CO LTD·Filed 2023·Granted Dec 24, 2024·0 cites·7 claims
- 2150US2021315162A1Control system of lawn mowing vehicleKANZAKI KOKYUKOKI MFG CO LTD·Filed 2021·Application pending·0 cites
- 2250US2021316785A1VehicleKANZAKI KOKYUKOKI MFG CO LTD·Filed 2021·Application pending·0 cites
- 2337US11131365B2ReducerKANZAKI KOKYUKOKI MFG CO LTD·Filed 2019·Granted Sep 28, 2021·0 cites·6 claims
- 2435US2007015619A1Wheel motor deviceSASAHARA KENGO·Filed 2006·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →