Inventor
YAMANAKA YUKIFUMI
JP22 patents
⚠️ This page may combine multiple inventors who share the name “YAMANAKA YUKIFUMI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
KUBOTA KK
20 patentsUS11805723B2Nov 7, 2023
Working device and working machine having the same
KUBOTA KK2 citations72
US11214152B2Jan 4, 2022
Working device and working machine having the same
KUBOTA KK2 citations72
US10023039B2Jul 17, 2018
Work vehicle with a power-travel drive unit
KUBOTA KK4 citations72
US11540437B2Jan 3, 2023
Spraying support system for working machine
KUBOTA KK2 citations71
US11283381B2Mar 22, 2022
Power system for a work vehicle
KUBOTA KK4 citations71
US10639983B2May 5, 2020
Work vehicle
KUBOTA KK4 citations69
US10717361B2Jul 21, 2020
Work vehicle and display device for the work vehicle
KUBOTA KK3 citations68
US11497155B2Nov 15, 2022
Generator unit and working machine
KUBOTA KK1 citations62
US10442425B2Oct 15, 2019
Work vehicle
KUBOTA KK1 citations62
US12322841B2Jun 3, 2025
Hydrogen supply system, fuel cell system, and working machine including hydrogen supply system and fuel cell system
KUBOTA KK0 citations59
US11978930B2May 7, 2024
Hydrogen supply system, fuel cell system, and working machine including hydrogen supply system and fuel cell system
KUBOTA KK0 citations59
US12397867B2Aug 26, 2025
Work machine
KUBOTA KK0 citations50
US11990654B2May 21, 2024
Fuel cell system, working machine including the same, and method of controlling fuel cell system
KUBOTA KK0 citations49
US12331486B2Jun 17, 2025
Working machine
KUBOTA KK0 citations48
US12031289B2Jul 9, 2024
Working machine
KUBOTA KK0 citations48
US11993911B2May 28, 2024
Working machine
KUBOTA KK0 citations48
US10113625B2Oct 30, 2018
Shift power transmission apparatus and travel power transmission device
KUBOTA KK0 citations48
US9897185B2Feb 20, 2018
Shift power transmission apparatus and travel power transmission device
KUBOTA KK0 citations48
US9919697B2Mar 20, 2018
Work vehicle
KUBOTA KK0 citations41
US9849790B2Dec 26, 2017
Utility vehicle
KUBOTA KK0 citations41