Ralf Blomgren
45Patents
13h-index
27Co-inventors
81Inventor score
Filing activity: Dec 12, 1988 → Dec 2, 2021
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5950715A | Plate heat exchanger | Mechanical Engineering; Lighting; Heating | 37 | Expired |
| US6016865A | Plate heat exchanger | Emerging Cross-Sectional Technologies | 35 | Expired |
| US4915165A | Plate heat exchanger | Mechanical Engineering; Lighting; Heating | 33 | Expired |
| US6164371A | Plate heat exchanger for three heat exchanging fluids | Mechanical Engineering; Lighting; Heating | 27 | Expired |
| US5307869A | Permanently joined plate heat exchanger | Mechanical Engineering; Lighting; Heating | 26 | Expired |
| US8210247B2 | Plate heat exchanger | Mechanical Engineering; Lighting; Heating | 25 | Active |
| US5291945A | Brazed plate heat exchanger | Mechanical Engineering; Lighting; Heating | 24 | Expired |
| US5913361A | Plate heat exchanger | Mechanical Engineering; Lighting; Heating | 22 | Expired |
| US5178207A | Plate heat exchanger with leakage detector | Mechanical Engineering; Lighting; Heating | 20 | Expired |
| US5398751A | Plate heat exchanger | Mechanical Engineering; Lighting; Heating | 16 | Expired |
| US6394179B1 | Plate heat exchanger | Emerging Cross-Sectional Technologies | 14 | Expired |
| US6702005B1 | Plate heat exchanger | Emerging Cross-Sectional Technologies | 13 | Expired |
| US5203406A | Plate evaporator | Mechanical Engineering; Lighting; Heating | 13 | Expired |
| US7424908B2 | Plate pack, a plate heat exchanger, and a plate module | Emerging Cross-Sectional Technologies | 12 | Expired |
| US6058974A | Valve for changing the direction of flow in pipes leading to/from a heat-exchanger | Emerging Cross-Sectional Technologies | 11 | Expired |
| US5232557A | Heat transfer plates evaporation and condensation apparatus | Emerging Cross-Sectional Technologies | 11 | Expired |
| US6119766A | Plate heat exchanger with connection pipes lined with bellows | Emerging Cross-Sectional Technologies | 11 | Expired |
| US6098701A | Plate heat exchanger | Emerging Cross-Sectional Technologies | 10 | Expired |
| US5638899A | Welded plate heat exchanger | Emerging Cross-Sectional Technologies | 9 | Expired |
| US6397940B1 | Method of joining at least four heat transfer plates to a plate package, and a plate package | Emerging Cross-Sectional Technologies | 7 | Expired |
| US6926076B2 | Plate heat exchanger | Emerging Cross-Sectional Technologies | 7 | Expired |
| US6247528A | Plate heat exchanger | Mechanical Engineering; Lighting; Heating | 6 | Expired |
| US7246436B2 | Plate package, method of manufacturing a plate package, use of a plate package and plate heat exchanger comprising a plate package | Emerging Cross-Sectional Technologies | 6 | Expired |
| US5860470A | Cover round a plate heat exchanger | Emerging Cross-Sectional Technologies | 5 | Expired |
| US7117882B2 | Valve for changing the direction of flow of a fluid in pipe conduits | Emerging Cross-Sectional Technologies | 5 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.