David E. Hayden
3Patents
2h-index
5Co-inventors
37Inventor score
Filing activity: Nov 28, 1975 → Mar 2, 1994
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5582644A | Hopper blender system and method for coating fibers | Textiles; Paper | 33 | Expired |
| US4072623A | Polyurethane foam system | Emerging Cross-Sectional Technologies | 4 | Expired |
| US4145488A | Fire retardant polyurethane foams | Emerging Cross-Sectional Technologies | 2 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.