Armin Hafner
5Patents
4h-index
12Co-inventors
43Inventor score
Filing activity: Aug 31, 2001 → Dec 17, 2003
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7185506B2 | Reversible vapor compression system | Mechanical Engineering; Lighting; Heating | 11 | Expired |
| US6931880B2 | Method and arrangement for defrosting a vapor compression system | Mechanical Engineering; Lighting; Heating | 9 | Expired |
| US7621137B2 | Method of operation and regulation of a vapour compression system | Mechanical Engineering; Lighting; Heating | 9 | Expired |
| US7131291B2 | Compression system for cooling and heating purposes | Mechanical Engineering; Lighting; Heating | 6 | Expired |
| US7574874B2 | Vapor compression heat pump system | Mechanical Engineering; Lighting; Heating | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.