Mark E. Zappi
11Patents
3h-index
22Co-inventors
60Inventor score
Filing activity: Sep 15, 1997 → Jul 30, 2021
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7638314B2 | Production of biodiesel and other valuable chemicals from wastewater treatment plant sludges | Emerging Cross-Sectional Technologies | 47 | Expired |
| US5922112A | Apparatus for controlling foam | Performing Operations; Transporting | 8 | Expired |
| US6436288B1 | Bast medium biological reactor treatment system for remediation and odor suppression of organic waste streams | Emerging Cross-Sectional Technologies | 4 | Expired |
| US10501674B2 | Enhanced activated sludge as drilling mud additive | Chemistry; Metallurgy | 1 | Active |
| US10479716B2 | Biorefinery method and system for isolated environments | Emerging Cross-Sectional Technologies | 0 | Active |
| US11639458B2 | Drilling mud with enhanced activated sludge additive | Chemistry; Metallurgy | 0 | Active |
| US10947144B2 | Biorefinery method and system for isolated environments | Emerging Cross-Sectional Technologies | 0 | Active |
| US12194188B2 | Rack for treatment of respiratory masks | Human Necessities | 0 | Active |
| US11884564B2 | Amorphous cobalt-inherent silicon oxide catalyst | Chemistry; Metallurgy | 0 | Active |
| US11891547B2 | Production of adhesives and other glue-like materials from unextracted sewage treatment plant sludges, animal manures and animal manure-based sludges, and bacterial/fungal cells and cell components s as derived from culturing operations | Chemistry; Metallurgy | 0 | Active |
| US11554360B2 | Method of manufacturing an adsorbent and resulting composition of matter | Chemistry; Metallurgy | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.