Roland Kotwica
8Patents
4h-index
11Co-inventors
54Inventor score
Filing activity: Jun 11, 1981 → Aug 2, 2000
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6437193B1 | Vapor phase oxidation of propylene to acrolein | Emerging Cross-Sectional Technologies | 12 | Expired |
| US6310240A | Vapor phase oxidation of acrolein to acrylic acid | Chemistry; Metallurgy | 10 | Expired |
| US6479719B1 | Method and reactor for making norbornene | Emerging Cross-Sectional Technologies | 6 | Expired |
| US6281384A | Vapor phase catalytic oxidation of propylene to acrylic acid | Chemistry; Metallurgy | 5 | Expired |
| US4469169A | Distribution device for multitubular exchangers | Mechanical Engineering; Lighting; Heating | 1 | Expired |
| US4659433A | Concentrating and dehydrating apparatus for maleic anhydride | Chemistry; Metallurgy | 0 | Expired |
| US4414398A | Dehydration of maleic acid to form maleic anhydride | Chemistry; Metallurgy | 0 | Expired |
| US6579419B1 | Method for purifying norbornene by distillation | Chemistry; Metallurgy | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.