Helmut Keck
3Patents
2h-index
1Co-inventors
30Inventor score
Filing activity: Sep 2, 1999 → Mar 25, 2005
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7210908B2 | Hydraulic machine rotor | Emerging Cross-Sectional Technologies | 3 | Expired |
| US6165972A | Solid surfactant mixtures comprising fatty acid polyhydroxyamides | Chemistry; Metallurgy | 3 | Expired |
| US7033989B2 | High-concentration aqueous solutions of betaines or amine oxides | Chemistry; Metallurgy | 2 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.