Paul A. Merchak
12Patents
5h-index
24Co-inventors
62Inventor score
Filing activity: May 9, 1997 → Feb 23, 2016
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6284816A | Energy curable flexographic inks incorporating grafted pigments | Emerging Cross-Sectional Technologies | 17 | Expired |
| US5904878A | Fluorescent orange azo pigments | Emerging Cross-Sectional Technologies | 9 | Expired |
| US7265197B2 | Polymeric dispersant | Chemistry; Metallurgy | 9 | Expired |
| US5863459A | Fluorescent yellow azo pigments | Emerging Cross-Sectional Technologies | 8 | Expired |
| US9170419B2 | Reversible piezochromic system, methods of making a reversible piezochromic system, and methods of using a reversible piezochromic system | Emerging Cross-Sectional Technologies | 5 | Active |
| US6379450B1 | Process for producing &bgr;-phase copper phthalocyanine pigment | Chemistry; Metallurgy | 5 | Expired |
| US6727295B2 | Energy curable gravure inks incorporating grafted pigments | Emerging Cross-Sectional Technologies | 4 | Expired |
| US10689529B2 | Pigments for filtering the solar spectrum | Chemistry; Metallurgy | 2 | Active |
| US10233308B2 | Colored fluids for display devices | Chemistry; Metallurgy | 0 | Active |
| US10150878B2 | Pigment dispersions and printing inks with improved coloristic properties | Chemistry; Metallurgy | 0 | Active |
| US7839501B2 | Method, apparatus and system for measuring the transparency of film | Physics | 0 | Active |
| US8575243B2 | Latex paints with improved fade resistance | Chemistry; Metallurgy | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.