Inventor
SAKAMOTO KUNIHIKO
JP18 patents
⚠️ This page may combine multiple inventors who share the name “SAKAMOTO KUNIHIKO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
YANMAR CO LTD
13 patentsUS6616559B1Sep 9, 2003
Continuously variable transmission
YANMAR CO LTD74 citations94
USD529932SOct 10, 2006
Tractor
YANMAR CO LTD35 citations91
USD523027SJun 13, 2006
Tractor
YANMAR CO LTD22 citations91
US7832519B2Nov 16, 2010
Frame structure for working vehicle
YANMAR CO LTD25 citations90
US9850885B2Dec 26, 2017
Engine overload prevention using a speed differential operated relief valve
YANMAR CO LTD9 citations83
US7779630B2Aug 24, 2010
Hydraulic stepless speed changing device
YANMAR CO LTD11 citations83
US7775556B2Aug 17, 2010
Frame structure for working vehicle
YANMAR CO LTD12 citations81
US10662619B2May 26, 2020
Hydraulic apparatus
YANMAR CO LTD5 citations72
US7895834B2Mar 1, 2011
Hydraulic stepless transmission
YANMAR CO LTD2 citations62
US7877993B2Feb 1, 2011
Shift operating device for traveling vehicle
YANMAR CO LTD3 citations62
US7712573B2May 11, 2010
Working vehicle
YANMAR CO LTD3 citations62
US7093434B2Aug 22, 2006
Hydraulic continuously variable transmission and power transmission apparatus
YANMAR CO LTD2 citations61
US7958657B2Jun 14, 2011
Fixing structure of work machine
YANMAR CO LTD1 citations41