Ralph McIntosh
9Patents
6h-index
29Co-inventors
59Inventor score
Filing activity: Apr 21, 1999 → Dec 8, 2009
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6780389B2 | Process for the production of modified carbon black | Chemistry; Metallurgy | 53 | Expired |
| US7160377B2 | Aqueous, colloidal gas black suspension | Chemistry; Metallurgy | 49 | Expired |
| US6960250B2 | Carbonaceous material | Chemistry; Metallurgy | 28 | Expired |
| US6797667B2 | Process for preparing an anode catalyst for fuel cells and the anode catalyst prepared therewith | Emerging Cross-Sectional Technologies | 16 | Expired |
| US7005004B2 | Aqueous, colloidal gas black suspension | Chemistry; Metallurgy | 11 | Expired |
| US8328930B2 | Pigment preparation, method for producing the same and its use | Chemistry; Metallurgy | 7 | Active |
| US8372191B2 | Ink jet ink | Chemistry; Metallurgy | 2 | Active |
| US6103924A | Process for the preparation of 2,3,5-trimethylhydroquinone diesters | Chemistry; Metallurgy | 2 | Expired |
| US8915998B2 | Pigment granulate, method for producing the same and use thereof | Chemistry; Metallurgy | 1 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.