Ralph M. DiGuilio
6Patents
2h-index
13Co-inventors
44Inventor score
Filing activity: Aug 21, 1998 → Jun 2, 2009
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6075168A | Selective production of diethanolamine | Emerging Cross-Sectional Technologies | 15 | Expired |
| US6063965A | Production of diethanolamine | Chemistry; Metallurgy | 2 | Expired |
| US7304183B2 | Co-production of cyclohexylamine and bis(para-aminocyclohexyl) methane | Chemistry; Metallurgy | 1 | Expired |
| US8664448B2 | Process for the production and purification of propylene glycol | Chemistry; Metallurgy | 0 | Active |
| US6673212B2 | Polymerization-inhibited distillation | Emerging Cross-Sectional Technologies | 0 | Expired |
| US6476237B2 | Purification of alkylene carbonates | Chemistry; Metallurgy | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.