NANOSTELLAR, INC.
17Patents
15Active
17Granted
49Portfolio score
Filing activity: Dec 17, 2004 → May 5, 2009 · 15 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7709414B2 | Engine exhaust catalysts containing palladium-gold | Emerging Cross-Sectional Technologies | 79 | Active |
| US7534738B2 | Engine exhaust catalysts containing palladium-gold | Emerging Cross-Sectional Technologies | 69 | Active |
| US7745367B2 | Engine exhaust catalysts containing palladium-gold | Emerging Cross-Sectional Technologies | 67 | Active |
| US7517826B2 | Engine exhaust catalysts containing zeolite and zeolite mixtures | Emerging Cross-Sectional Technologies | 63 | Active |
| US7611680B2 | Platinum-bismuth catalysts for treating engine exhaust | Emerging Cross-Sectional Technologies | 15 | Active |
| US7381682B1 | Method for producing heterogeneous catalysts containing metal nanoparticles | Performing Operations; Transporting | 15 | Expired |
| US7381683B1 | Method of producing multi-component catalysts | Performing Operations; Transporting | 14 | Expired |
| US7709407B1 | Palladium-gold catalyst synthesis | Performing Operations; Transporting | 6 | Active |
| US7521392B1 | Supported catalysts having platinum particles | Performing Operations; Transporting | 3 | Active |
| US7605109B1 | Platinum-bismuth catalysts for treating engine exhaust | Emerging Cross-Sectional Technologies | 3 | Active |
| US7813523B1 | Dispersion and metal particle size characterization of nanocatalysts | Performing Operations; Transporting | 1 | Active |
| US7430322B1 | Particle shape characterization from 2D images | Physics | 1 | Active |
| US7482163B1 | Method of estimating chemical reactivity of nanoparticles | Physics | 1 | Active |
| US7561756B1 | Particle shape characterization from 2D images | Physics | 0 | Active |
| US7817819B1 | Characterization of metal particle distributions in a supported catalyst | Performing Operations; Transporting | 0 | Active |
| US8039265B1 | Determining oxygen content of metal species in heterogeneous catalysts | Emerging Cross-Sectional Technologies | 0 | Active |
| US7527771B1 | Dissolving metal particles from supported catalyst using ultrasonic energy, solvent and etchant | Physics | 0 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.