Donald E. Thomka
3Patents
2h-index
2Co-inventors
30Inventor score
Filing activity: Dec 26, 1979 → Mar 25, 1988
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4260546A | Aged molten color of maleic anhydride | Chemistry; Metallurgy | 6 | Expired |
| US4769488A | Batch or semicontinuous pseudocumene oxidation and catalyst recovery and recycle | Emerging Cross-Sectional Technologies | 3 | Expired |
| US4876385A | Batch or semicontinuous pseudocumene oxidation and catalyst recovery and recycle | Emerging Cross-Sectional Technologies | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.