Richard E. Metzgar
2Patents
2h-index
2Co-inventors
27Inventor score
Filing activity: Dec 18, 1997 → Aug 23, 1999
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5961838A | Amphoteric polymer/polyamine combinations for color removal and clarification of paper mill waste water | Emerging Cross-Sectional Technologies | 6 | Expired |
| US6258279A | Hydrophilic cationic dispersion polymer for paper mill color removal | Emerging Cross-Sectional Technologies | 5 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.