Sondra Hellstrom
32Patents
2h-index
34Co-inventors
53Inventor score
Filing activity: Apr 13, 2010 → Feb 15, 2023
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US10988391B2 | Desalination electrode | Emerging Cross-Sectional Technologies | 16 | Active |
| US8513804B2 | Nanotube-based electrodes | Emerging Cross-Sectional Technologies | 4 | Active |
| US9212960B2 | Nanostructures with strain-induced resistance | Electricity | 2 | Active |
| US10950889B2 | Electrolyte | Electricity | 1 | Active |
| US12381287B2 | Water softening intercalation materials | Chemistry; Metallurgy | 0 | Active |
| US12330966B2 | Deionization system with heat management | Emerging Cross-Sectional Technologies | 0 | Active |
| US11456481B2 | Ceramic-polymer composite single ion conducting thin film electrolyte | Emerging Cross-Sectional Technologies | 0 | Active |
| US11834354B2 | Anion insertion electrode materials for desalination water cleaning device | Chemistry; Metallurgy | 0 | Active |
| US11355771B2 | Ion scavenging agent in fuel cell electrodes | Emerging Cross-Sectional Technologies | 0 | Active |
| US11597661B2 | Intercalation-based materials and processes for softening water | Emerging Cross-Sectional Technologies | 0 | Active |
| US12151958B2 | Desalination device electrode activation | Chemistry; Metallurgy | 0 | Active |
| US12334566B2 | Coated fuel cell catalyst materials | Emerging Cross-Sectional Technologies | 0 | Active |
| US11524304B2 | Electrostatic charging air cleaning device and collection electrode | Performing Operations; Transporting | 0 | Active |
| US10804565B2 | Batteries with polymer electrolyte composites based on tetrahedral arylborate nodes | Emerging Cross-Sectional Technologies | 0 | Active |
| US12195366B2 | Water deionization cells | Emerging Cross-Sectional Technologies | 0 | Active |
| US11404703B2 | Conductive, anti-corrosive material | Emerging Cross-Sectional Technologies | 0 | Active |
| US11205783B2 | Fuel cell bipolar plate including corrosion-resistant ferric oxide layer | Emerging Cross-Sectional Technologies | 0 | Active |
| US11884561B2 | Conversion materials for electrochemical removal of chloride-containing salts from water | Chemistry; Metallurgy | 0 | Active |
| US11597663B2 | Electrochemical water cleaning device | Emerging Cross-Sectional Technologies | 0 | Active |
| US10892492B2 | Metal oxide cathode | Emerging Cross-Sectional Technologies | 0 | Active |
| US11884560B2 | Conversion materials for electrochemical water softening | Chemistry; Metallurgy | 0 | Active |
| US11322748B2 | High-energy cathode material particles with oxy-fluoride surfaces for aqueous processing | Emerging Cross-Sectional Technologies | 0 | Active |
| US11271251B2 | Battery cell with anode protective layer | Emerging Cross-Sectional Technologies | 0 | Active |
| US11444292B2 | Anticorrosive and conductive material | Emerging Cross-Sectional Technologies | 0 | Active |
| US12172908B2 | Water deionization cells with flow channels packed with intercalation material | Emerging Cross-Sectional Technologies | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.