Mark D. Ibsen
22Patents
5h-index
18Co-inventors
62Inventor score
Filing activity: Oct 8, 2003 → Nov 2, 2020
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6838487B1 | Method and apparatus for regenerating an iron-based Fischer-Tropsch catalyst | Chemistry; Metallurgy | 41 | Expired |
| US8974763B1 | System and method for production of granular ammonium sulfate | Chemistry; Metallurgy | 14 | Active |
| US9163179B2 | System and method for production of Fischer-Tropsch synthesis products and power | Emerging Cross-Sectional Technologies | 11 | Active |
| US9168501B2 | Commercial Fischer-Tropsch reactor | Chemistry; Metallurgy | 11 | Active |
| US7108835B2 | Fischer-tropsch slurry reactor cooling tube arrangement | Mechanical Engineering; Lighting; Heating | 6 | Expired |
| US7303731B2 | Method and apparatus for regenerating an iron-based fischer-tropsch catalyst | Chemistry; Metallurgy | 5 | Expired |
| US9168500B2 | Gasifier fluidization | Chemistry; Metallurgy | 4 | Active |
| US8431081B2 | Method and apparatus for regenerating an iron-based Fischer-Tropsch catalyst | Chemistry; Metallurgy | 3 | Active |
| US9261274B2 | Supplemental fuel to combustor of dual fluidized bed gasifier | Emerging Cross-Sectional Technologies | 3 | Active |
| US8088187B2 | Hydrogen and carbon utilization in synthetic fuels production plants | Emerging Cross-Sectional Technologies | 3 | Active |
| US9540288B2 | System and method for production of granular ammonium sulfate | Chemistry; Metallurgy | 2 | Active |
| US9188331B2 | Supplemental fuel to combustor of dual fluidized bed gasifier | Emerging Cross-Sectional Technologies | 1 | Active |
| US7964156B2 | Method and apparatus for regenerating an iron-based fischer-tropsch catalyst | Chemistry; Metallurgy | 1 | Active |
| US9416320B2 | Commercial Fischer-Tropsch reactor | Chemistry; Metallurgy | 1 | Active |
| USRE48293E1 | System and method for production of granular ammonium sulfate | General | 1 | Active |
| US9101900B2 | Gasification system and method | Emerging Cross-Sectional Technologies | 0 | Active |
| US9255232B2 | Gasification system and method | Emerging Cross-Sectional Technologies | 0 | Active |
| US9089827B2 | Gasification system and method | Emerging Cross-Sectional Technologies | 0 | Active |
| US9074148B2 | Hydrogen and carbon utilization in synthetic fuels production plants | Emerging Cross-Sectional Technologies | 0 | Active |
| US9050574B2 | Gasification system and method | Emerging Cross-Sectional Technologies | 0 | Active |
| US9314763B2 | Gasification system and method | Emerging Cross-Sectional Technologies | 0 | Active |
| USRE50128E1 | System and method for production of granular ammonium sulfate | General | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.