Michael Costello
5Patents
2h-index
6Co-inventors
33Inventor score
Filing activity: Feb 12, 2003 → Oct 24, 2006
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6736991B1 | Refrigeration lubricant for hydrofluorocarbon refrigerants | Chemistry; Metallurgy | 6 | Expired |
| US7569526B2 | Anti-oxidants in soluble oil base for metal working fluids | Chemistry; Metallurgy | 3 | Expired |
| US7579306B2 | Method for improving the oxidative stability of industrial fluids | Chemistry; Metallurgy | 2 | Active |
| US7585822B2 | Emulsifier blends for lubricating oils | Chemistry; Metallurgy | 1 | Active |
| US8114822B2 | Soluble oil containing overbased sulfonate additives | Chemistry; Metallurgy | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.