Werner Helms
10Patents
6h-index
25Co-inventors
66Inventor score
Filing activity: Feb 4, 1992 → Dec 9, 2014
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5215044A | Cooling system for a vehicle having an internal-combustion engine | Emerging Cross-Sectional Technologies | 99 | Expired |
| US5887476A | Method and device for expanding metal tubes | Emerging Cross-Sectional Technologies | 17 | Expired |
| US5640879A | Method and device for expanding metal tubes | Emerging Cross-Sectional Technologies | 15 | Expired |
| US5582244A | Fin for a heat exchanger | Emerging Cross-Sectional Technologies | 14 | Expired |
| US5490560A | Heat exchanger, particularly for motor vehicles | Mechanical Engineering; Lighting; Heating | 14 | Expired |
| US5669440A | Heat exchanger having a welded pipe which has a reduced wall thickness at location of the weld seam | Emerging Cross-Sectional Technologies | 8 | Expired |
| US5706695A | Method of forming fins for a heat exchanger | Emerging Cross-Sectional Technologies | 5 | Expired |
| US7156164B2 | Heat exchanger | Mechanical Engineering; Lighting; Heating | 2 | Expired |
| US9810484B2 | Heat exchanger with header contact regions for tubes support | Mechanical Engineering; Lighting; Heating | 1 | Active |
| US10295276B2 | Heat exchanger | Mechanical Engineering; Lighting; Heating | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.