Norbert Kreth
9Patents
6h-index
12Co-inventors
60Inventor score
Filing activity: May 29, 1985 → Mar 29, 2006
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4759183A | Control arrangement for at least two hydraulic loads fed by at least one pump | Fixed Constructions | 32 | Expired |
| US4856278A | Control arrangement for at least two hydraulic consumers fed by at least one pump | Mechanical Engineering; Lighting; Heating | 30 | Expired |
| US4739617A | Control arrangement for at least two hydraulic consumers fed by at least one pump | Mechanical Engineering; Lighting; Heating | 18 | Expired |
| US4850191A | Control arrangement for at least two hydraulic consumers fed by at least one pump | Mechanical Engineering; Lighting; Heating | 10 | Expired |
| US5738814A | Method of manufacturing of lacquer-coated extrusion products | Performing Operations; Transporting | 8 | Expired |
| US4665939A | Priority control for hydraulic consumers | Emerging Cross-Sectional Technologies | 7 | Expired |
| US4669363A | Hydraulic priority control means for at least two servo motors | Mechanical Engineering; Lighting; Heating | 6 | Expired |
| US4688600A | Multiway valve with pressure balance | Emerging Cross-Sectional Technologies | 6 | Expired |
| US7758331B2 | Pipe support system | Performing Operations; Transporting | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.