Derek Aldcroft
15Patents
11h-index
21Co-inventors
72Inventor score
Filing activity: Mar 8, 1973 → May 11, 2001
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6905698B1 | Particulate carrier for biocide formulations | Human Necessities | 51 | Expired |
| US5624652A | Silicas | Chemistry; Metallurgy | 42 | Expired |
| US4992251A | Silicas | Chemistry; Metallurgy | 25 | Expired |
| US4956167A | Silicas | Chemistry; Metallurgy | 18 | Expired |
| US4127641A | Process for the preparation of precipitated silicas having morphology similar to pyrogenic silicas | Chemistry; Metallurgy | 17 | Expired |
| US6670311B1 | Granular compositions | Emerging Cross-Sectional Technologies | 17 | Expired |
| US3954944A | Fine silicas | Chemistry; Metallurgy | 16 | Expired |
| US5102676A | Stable suspensions for filtering beer | Chemistry; Metallurgy | 16 | Expired |
| US5035879A | Silicas | Chemistry; Metallurgy | 14 | Expired |
| US5232724A | Method for stabilizing alcoholic beverages using an aqueous suspension containing amorphous silica | Chemistry; Metallurgy | 13 | Expired |
| US6039798A | Silica products and UV curable systems | Chemistry; Metallurgy | 12 | Expired |
| US5447704A | Amorphous silica | Chemistry; Metallurgy | 10 | Expired |
| US5264597A | Process for refining glyceride oil using precipitated silica | Performing Operations; Transporting | 7 | Expired |
| US5326395A | Silica products | Chemistry; Metallurgy | 7 | Expired |
| US5643624A | Amorphous silicas | Chemistry; Metallurgy | 4 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.