David William York
20Patents
10h-index
56Co-inventors
78Inventor score
Filing activity: Mar 13, 1989 → Dec 16, 2011
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4990280A | Photoactivator dye composition for detergent use | Emerging Cross-Sectional Technologies | 85 | Expired |
| US6943200B1 | Water unstable foam compositions | Chemistry; Metallurgy | 73 | Expired |
| US7056877B2 | Laundry system having unitized dosing | Chemistry; Metallurgy | 49 | Expired |
| US7186680B2 | Laundry system having unitized dosing | Chemistry; Metallurgy | 47 | Expired |
| US7091171B2 | Laundry system having unitized dosing | Chemistry; Metallurgy | 35 | Expired |
| US7166565B2 | Laundry system having unitized dosing | Chemistry; Metallurgy | 29 | Expired |
| US5792738A | Granular laundry detergent compositions containing stabilised percarbonate bleach particles | Chemistry; Metallurgy | 19 | Expired |
| US6812199B2 | Method for treating stained materials | Chemistry; Metallurgy | 14 | Expired |
| US5610131A | Structuring liquid nonionic surfactants prior to granulation process | Chemistry; Metallurgy | 11 | Expired |
| US7544651B2 | Laundry system having unitized dosing | Chemistry; Metallurgy | 10 | Active |
| US7494965B2 | Laundry system having unitized dosing | Chemistry; Metallurgy | 7 | Active |
| US6515153B2 | Process for forming amido esters utilizing a spinning disc reactor | Chemistry; Metallurgy | 6 | Expired |
| US6683043B1 | Process for manufacturing effervescence components | Chemistry; Metallurgy | 5 | Expired |
| US8252736B2 | Cleaning composition | Chemistry; Metallurgy | 5 | Active |
| US5962397A | Process for making granular detergent component | Chemistry; Metallurgy | 5 | Expired |
| US6630436B1 | Impact resistant solid component | Chemistry; Metallurgy | 4 | Expired |
| US7534758B2 | Laundry system having unitized dosing | Chemistry; Metallurgy | 2 | Active |
| US5591705A | Rinse-active foam control particles | Chemistry; Metallurgy | 2 | Expired |
| US8889614B2 | Encapsulates | Human Necessities | 0 | Active |
| US6573325B1 | Aqueous surface treatment compositions | Chemistry; Metallurgy | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.