Dirk Appel
6Patents
4h-index
14Co-inventors
50Inventor score
Filing activity: Apr 22, 1993 → Nov 6, 2009
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7835005B2 | Gas analyzer system | Physics | 15 | Active |
| US5558836A | Emission detection systems for determining the presence of contaminants | Physics | 13 | Expired |
| US7454952B2 | Method and apparatus for monitoring mercury in a gas sample | Physics | 11 | Active |
| US6013228A | Method and system for sampling and determining the presence of compounds in containers using a pulsed fluorescence detector | Emerging Cross-Sectional Technologies | 6 | Expired |
| US7354553B2 | Method and apparatus for detecting the presence of elemental mercury in a gas sample | Physics | 4 | Expired |
| US8080083B2 | Method and apparatus for converting oxidized mercury into elemental mercury | Emerging Cross-Sectional Technologies | 1 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.