Andrew Piotrowski
17Patents
1h-index
32Co-inventors
54Inventor score
Filing activity: May 19, 2004 → Jan 19, 2024
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US10208187B2 | Reactive flame retardants for flexible polyurethane foams | Physics | 3 | Active |
| US8299149B2 | Water miscible solvent based process for purifying a bisphosphate | Chemistry; Metallurgy | 1 | Active |
| US10899911B2 | Reactive flame retardants for flexible polyurethane foams | Physics | 1 | Active |
| US8921439B2 | Monohydroxy cyclic phosphonate substantially free of polyhydroxy phosphonate, process for making same and flame retardant flexible polyurethane foam obtained therefrom | Chemistry; Metallurgy | 1 | Active |
| US7910665B2 | Composition of epoxy resin and epoxy-reactive polyphosphonate | Chemistry; Metallurgy | 1 | Expired |
| US10144872B2 | Flame retardant additive composition comprising cyclic phosphonate blend and bis-phosphate ester, and polyurethane foam containing the same | Chemistry; Metallurgy | 0 | Active |
| US8772424B2 | Curable phosphorus-containing flame retardant epoxy resin | Emerging Cross-Sectional Technologies | 0 | Active |
| US7541415B2 | Process for preparing diaryl alkylphosphonates and oligomeric/polymeric derivatives thereof | Chemistry; Metallurgy | 0 | Expired |
| US9738774B2 | Flame retardant for epoxy resin containing phosphonate and phosphinate functionality | Electricity | 0 | Active |
| US10500823B2 | Active ester curing agent compound for thermosetting resins, flame retardant composition comprising same, and articles made therefrom | Electricity | 0 | Active |
| US12270001B2 | Process for preparing an olefin stream for oligomerization with water wash | Chemistry; Metallurgy | 0 | Active |
| US10472462B2 | Bromine-containing polymers useful as flame retardants | Chemistry; Metallurgy | 0 | Active |
| US8058322B2 | Flame-retardant flexible polyurethane foam | Chemistry; Metallurgy | 0 | Active |
| US10336858B2 | Preparation of bromine-containing polymers useful as flame retardants | Chemistry; Metallurgy | 0 | Active |
| US11352479B2 | Rigid polyurethane foam containing reactive flame retardant | Physics | 0 | Active |
| US10723833B2 | Reactive flame retardants for polyurethane and polyisocyanurate foams | Physics | 0 | Active |
| US10730995B2 | Reactive flame retardants for polyurethane and polyisocyanurate foams | Physics | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.