Idatech, LLC
108Patents
54Active
108Granted
51Portfolio score
Filing activity: Nov 12, 1998 → Mar 7, 2012 · 46 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6221117A | Hydrogen producing fuel processing system | Emerging Cross-Sectional Technologies | 234 | Expired |
| US6383670B1 | System and method for controlling the operation of a fuel processing system | Emerging Cross-Sectional Technologies | 177 | Expired |
| US6319306A | Hydrogen-selective metal membrane modules and method of forming the same | Emerging Cross-Sectional Technologies | 134 | Expired |
| US6495277B1 | Fuel cell system controller | Emerging Cross-Sectional Technologies | 114 | Expired |
| US6152995A | Hydrogen-permeable metal membrane and method for producing the same | Performing Operations; Transporting | 112 | Expired |
| US6376113B1 | Integrated fuel cell system | Emerging Cross-Sectional Technologies | 111 | Expired |
| US6242120A | System and method for optimizing fuel cell purge cycles | Emerging Cross-Sectional Technologies | 110 | Expired |
| US6494937B1 | Hydrogen purification devices, components and fuel processing systems containing the same | Chemistry; Metallurgy | 106 | Expired |
| US6458189B1 | Hydrogen-selective metal membrane modules and method of forming the same | Emerging Cross-Sectional Technologies | 87 | Expired |
| US6375906B1 | Steam reforming method and apparatus incorporating a hydrocarbon feedstock | Emerging Cross-Sectional Technologies | 87 | Expired |
| US6537352B2 | Hydrogen purification membranes, components and fuel processing systems containing the same | Emerging Cross-Sectional Technologies | 85 | Expired |
| US6465118B1 | System and method for recovering thermal energy from a fuel processing system | Emerging Cross-Sectional Technologies | 83 | Expired |
| USD623103S1 | Vehicle fender flare | General | 83 | Expired |
| US6562111B2 | Hydrogen purification devices, components and fuel processing systems containing the same | Chemistry; Metallurgy | 81 | Expired |
| US6547858B1 | Hydrogen-permeable metal membrane and hydrogen purification assemblies containing the same | Performing Operations; Transporting | 69 | Expired |
| US6451464B1 | System and method for early detection of contaminants in a fuel processing system | Emerging Cross-Sectional Technologies | 66 | Expired |
| US6723156B2 | Hydrogen purification membranes, components and fuel processing systems containing the same | Emerging Cross-Sectional Technologies | 62 | Expired |
| US6419728B1 | Hydrogen-permeable metal membrane and method for producing the same | Performing Operations; Transporting | 62 | Expired |
| US6783741B2 | Fuel processing system | Emerging Cross-Sectional Technologies | 59 | Expired |
| US6569227B2 | Hydrogen purification devices, components and fuel processing systems containing the same | Chemistry; Metallurgy | 58 | Expired |
| US6632270B2 | Hydrogen purification membranes, components and fuel processing systems containing the same | Emerging Cross-Sectional Technologies | 57 | Expired |
| US6890672B2 | Fuel processor feedstock delivery system | Emerging Cross-Sectional Technologies | 56 | Expired |
| US6596057B2 | Hydrogen-selective metal membranes, membrane modules, purification assemblies and methods of forming the same | Performing Operations; Transporting | 55 | Expired |
| US6824593B2 | Hydrogen purification membranes, components and fuel processing systems containing the same | Emerging Cross-Sectional Technologies | 51 | Expired |
| US6767389B2 | Hydrogen-selective metal membranes, membrane modules, purification assemblies and methods of forming the same | Performing Operations; Transporting | 50 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.