Ralph Berkemann
5Patents
2h-index
11Co-inventors
44Inventor score
Filing activity: Sep 21, 1999 → Oct 6, 2017
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6387141B1 | Depth air filter having fibers intertwined by liquid-jetting | Emerging Cross-Sectional Technologies | 20 | Expired |
| US8124550B2 | Thermally bound non-woven material | Emerging Cross-Sectional Technologies | 2 | Expired |
| US8481437B2 | Thermally bound non-woven material | Emerging Cross-Sectional Technologies | 0 | Active |
| US10036107B2 | Nonwoven web and fibers with electret properties, manufacturing processes thereof and their use | Emerging Cross-Sectional Technologies | 0 | Active |
| US10851476B2 | Method for producing a pleatable textile fabric with electrostatically charged fibers | Textiles; Paper | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.