Michael Dreja
12Patents
5h-index
45Co-inventors
62Inventor score
Filing activity: Jun 14, 2002 → Dec 16, 2019
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7041628B2 | Aqueous 3 in 1 dishwasher products | Chemistry; Metallurgy | 28 | Expired |
| US7192911B2 | Nonaqueous 3 in 1 dishwasher products | Chemistry; Metallurgy | 19 | Expired |
| US7204856B2 | Shaped bodies for forming cosmetic preparations | Human Necessities | 8 | Expired |
| US6790240B2 | Solid colorant for keratin fibers | Human Necessities | 8 | Expired |
| US7745383B2 | Method for cleaning hard surfaces using a composition comprising a colloidal silica sol | Chemistry; Metallurgy | 8 | Expired |
| US8399395B2 | Solid fragrance-emitting composition | Chemistry; Metallurgy | 5 | Active |
| US6797012B2 | Solid colorant for keratin fibers | Human Necessities | 3 | Expired |
| US6673123B2 | Solid colorant for keratin fibers | Human Necessities | 2 | Expired |
| US10513675B2 | Washing liquor comprising a Winsor II microemulsion and insoluble particles, and washing method | Textiles; Paper | 1 | Active |
| US12291696B2 | Cleaning compositions containing Dispersins III | Chemistry; Metallurgy | 0 | Active |
| US11261407B2 | Viscoelastic, solid-state surfactant composition having a high surfactant content | Chemistry; Metallurgy | 0 | Active |
| US12384989B2 | Polymeric active ingredients which improve detergency | Chemistry; Metallurgy | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.