Inventor

SANDAU HARTMUT

DE9 patents

Patents

9 patents

US6220288B1Apr 24, 2001

Electrohydraulic control device

BOSCH GMBH ROBERT17 citations80

US5799485ASep 1, 1998

Electrohydraulic control device for double-acting consumer

BOSCH GMBH ROBERT11 citations72

US4303197ADec 1, 1981

Control valve

BOSCH GMBH ROBERT14 citations72

US4164242AAug 14, 1979

Valve for a pressure tank

BOSCH GMBH ROBERT18 citations72

US4096787AJun 27, 1978

Cylinder-and-piston arrangement and method of manufacturing the same

BOSCH GMBH ROBERT15 citations66

USRE38355EDec 23, 2003

Electrohydraulic control device for double-acting consumer

BOSCH GMBH ROBERT4 citations61

US5290007AMar 1, 1994

Control device for volume stream of hydraulic working medium

BOSCH GMBH ROBERT5 citations58

US5839345ANov 24, 1998

Hydraulic control in monoblock structure for lifting and lowering a load with at least two electromagnetically actuatable proportional distributing valve elements

BOSCH GMBH ROBERT3 citations56

US3985197AOct 12, 1976

Hydrostatic power steering system

BOSCH GMBH ROBERT0 citations40