Karl J. Zeitsch
6Patents
5h-index
—Co-inventors
46Inventor score
Filing activity: Dec 18, 1984 → Mar 4, 2002
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6743928B1 | Process for the manufacture of furfural | Chemistry; Metallurgy | 55 | Expired |
| US4912237A | Process for producing furfural | Chemistry; Metallurgy | 35 | Expired |
| US4673464A | Distillation and absorption column trays | Performing Operations; Transporting | 12 | Expired |
| US6642396B1 | Process for the production of furfural from lignosulphonate waste liquor | Chemistry; Metallurgy | 12 | Expired |
| US7173142B2 | Gaseous acid catalysis | Chemistry; Metallurgy | 12 | Expired |
| US4666564A | Method of and apparatus for distilling a monoazeotropic liquid mixture | Emerging Cross-Sectional Technologies | 5 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.