WK

Walter Kropp

LG Linde Gmbh: 16 patents #11 of 1,045Top 2%
Overall (All Time): #302,890 of 4,157,543Top 8%
16
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
6148856 Control valve 2000-11-21
5931078 Hydrostatic drive system 1999-08-03
5562019 Hydrostatic drive system 1996-10-08
5460000 Hydrostatic drive system 1995-10-24
5237908 Control system for the load-independent distribution of a pressure medium 1993-08-24
5211014 Hydraulic drive system 1993-05-18
4742676 Reversible hydrostatic transmission pump with drive engine speed control Wolfgang Grone 1988-05-10
4738102 Hydrostatic drives 1988-04-19
4738279 Multiway valves with load feedback 1988-04-19
4733533 Controls for power drive assemblies Horst Deininger 1988-03-29
4719753 Slide valve for load sensing control in a hydraulic system 1988-01-19
4635440 Dual consumer hydraulic mechanisms 1987-01-13
4617798 Hydrostatic drive systems Alfred Krusche 1986-10-21
4617854 Multiple consumer hydraulic mechanisms 1986-10-21
4413650 Hydraulic spool valves with controlled by-pass 1983-11-08
4388946 Valves Rudolf Richter 1983-06-21