Inventor

SHINGU YASUYUKI

JP3 patents

Patents

3 patents

US6968859B1Nov 29, 2005

Electromagnetic operating device

YUKEN KOGYO CO LTD71 citations94

US4801247AJan 31, 1989

Variable displacement piston pump

YUKEN KOGYO CO LTD67 citations92

US4724865AFeb 16, 1988

Control circuit for proportional electro-hydraulic fluid control valves

YUKEN KOGYO CO LTD25 citations86