Rolf Hedman
5Patents
3h-index
4Co-inventors
50Inventor score
Filing activity: Apr 20, 1981 → Mar 30, 2015
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5184673A | Plate heat exchanger and method for its manufacture | Emerging Cross-Sectional Technologies | 20 | Expired |
| US6216775A | Arrangement for flow reduction in plate oil cooler | Emerging Cross-Sectional Technologies | 5 | Expired |
| US6073616A | Arrangement at the intake manifold of an internal combustion engine | Emerging Cross-Sectional Technologies | 4 | Expired |
| US11150027B2 | Heat exchanger and method of making a heat exchanger | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US4450830A | Solar heat device | Emerging Cross-Sectional Technologies | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.