Matthias Maase
22Patents
6h-index
42Co-inventors
61Inventor score
Filing activity: Jan 11, 2002 → Dec 8, 2008
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7754002B2 | Solubility of cellulose in ionic liquids with addition of amino bases | Emerging Cross-Sectional Technologies | 97 | Active |
| US7351339B2 | Method for the separation of acids from chemical reaction mixtures by means of ionic fluids | Chemistry; Metallurgy | 34 | Expired |
| US7501522B2 | Method for the production of purified 1,3-substituted imidazolium salts | Chemistry; Metallurgy | 18 | Expired |
| US7754053B2 | Distillation of ionic liquids | Emerging Cross-Sectional Technologies | 15 | Active |
| US7605297B2 | Method for extracting impurities using ionic liquids | Emerging Cross-Sectional Technologies | 9 | Expired |
| US7749318B2 | Cellulose solutions in ionic liquids | Emerging Cross-Sectional Technologies | 6 | Active |
| US8163951B2 | Method for producing quaternary ammonium compounds | Chemistry; Metallurgy | 5 | Active |
| US7767852B2 | Method for the separation of acids from chemical reaction mixtures by means of ionic fluids | Chemistry; Metallurgy | 5 | Active |
| US7084298B2 | Method for producing n-phosphonomethyl iminodiacetic acid | Chemistry; Metallurgy | 5 | Expired |
| US7495130B2 | Method for producing substituted arylcarboxylic acid chlorides | Chemistry; Metallurgy | 4 | Expired |
| US7858802B2 | Method of preparing ionic liquids | Chemistry; Metallurgy | 3 | Active |
| US8252943B2 | Method for the production of compounds with quaternary sp2-hybridised nitrogen atoms | Chemistry; Metallurgy | 2 | Active |
| US8519035B2 | Cyclic phosphines as flame retardants | Chemistry; Metallurgy | 1 | Active |
| US8163215B2 | Method of forming regenerated carbohydrates with solvent systems based on molten ionic liquids | Emerging Cross-Sectional Technologies | 1 | Active |
| US8053546B2 | Catalyst for curing epoxides | Chemistry; Metallurgy | 1 | Active |
| US8247517B2 | Catalyst for curing epoxides | Chemistry; Metallurgy | 1 | Active |
| US7511084B2 | Acyl- and bisacylphosphine derivatives | Physics | 1 | Expired |
| US8202580B2 | Catalyst for curing epoxides | Emerging Cross-Sectional Technologies | 0 | Active |
| US7776109B2 | Method for producing acylphosphine oxide solids | Chemistry; Metallurgy | 0 | Active |
| US8193297B2 | Catalyst for curing epoxides | Chemistry; Metallurgy | 0 | Active |
| US9586906B2 | Method of working up mixtures comprising imidazolium salts | Chemistry; Metallurgy | 0 | Active |
| US7368604B2 | Method for the production of acylphosphine oxides | Chemistry; Metallurgy | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.