QuantumSphere, Inc.
🏢 View company profile →10Patents
9Active
10Granted
47Portfolio score
Filing activity: May 6, 2004 → Nov 20, 2013 · 7 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7282167B2 | Method and apparatus for forming nano-particles | Performing Operations; Transporting | 48 | Expired |
| US7955755B2 | Compositions of nanometal particles containing a metal or alloy and platinum particles | Emerging Cross-Sectional Technologies | 11 | Active |
| US7700214B1 | Metal hydride fuel cell cartridge and electrolyzer electrode | Emerging Cross-Sectional Technologies | 5 | Active |
| US7713043B2 | Apparatus for uniform feeding of powders | Performing Operations; Transporting | 2 | Active |
| US7803295B2 | Method and apparatus for forming nano-particles | Performing Operations; Transporting | 1 | Active |
| US8211594B2 | Compositions of nanometal particles containing a metal or alloy and platinum particles | Emerging Cross-Sectional Technologies | 1 | Active |
| US9272920B2 | System and method for ammonia synthesis | Emerging Cross-Sectional Technologies | 1 | Active |
| US7897294B2 | Nano-material catalyst device | Emerging Cross-Sectional Technologies | 0 | Active |
| US7709127B2 | Electro-catalytic recharging composition | Emerging Cross-Sectional Technologies | 0 | Active |
| US8500427B2 | Method and apparatus for forming nano-particles | Performing Operations; Transporting | 0 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.