Thomas Schäfer
46Patents
7h-index
73Co-inventors
72Inventor score
Filing activity: Jul 23, 1979 → Mar 28, 2022
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US8138303B2 | Polymers | Emerging Cross-Sectional Technologies | 19 | Active |
| US8012602B2 | Electroluminescent device | Emerging Cross-Sectional Technologies | 17 | Expired |
| US7649077B2 | Polymers for use in optical devices | Emerging Cross-Sectional Technologies | 13 | Expired |
| US6770110B1 | Filtering device comprising a detachable filter housing | Emerging Cross-Sectional Technologies | 11 | Expired |
| US6199803A | Trash container system | Performing Operations; Transporting | 10 | Expired |
| US4316224A | Magnetic tape reproducer-recorder with means for tape segment identifying and locating | Physics | 10 | Expired |
| US6473170B2 | Linear optical sensor for a closure | Physics | 9 | Expired |
| US8471248B2 | Electroluminiscent metal complexes with dibenzo[f,h] quinoxalines | Emerging Cross-Sectional Technologies | 7 | Active |
| US8841411B2 | Polymers | Emerging Cross-Sectional Technologies | 6 | Active |
| US9260373B2 | Method for producing carboxylic acid esters | Chemistry; Metallurgy | 5 | Active |
| US8586735B2 | Hydroxyphenyl triazines with an aromatic carbocyclic fused ring system | Emerging Cross-Sectional Technologies | 5 | Active |
| US7968872B2 | Polymers | Emerging Cross-Sectional Technologies | 5 | Active |
| US9028979B2 | Phenanthroazole compounds as hole transporting materials for electro luminescent devices | Emerging Cross-Sectional Technologies | 4 | Active |
| US9806270B2 | 4H-imidazo[1,2-a]imidazoles for electronic applications | Emerging Cross-Sectional Technologies | 4 | Active |
| US7210679B2 | Method for conveying sheets through a printing machine and apparatus for implementing the method | Performing Operations; Transporting | 4 | Expired |
| US8389719B2 | Hydroxyphenyltriazines with an aromatic carbocyclic fused ring system | Emerging Cross-Sectional Technologies | 4 | Active |
| US9923148B2 | Electroluminescent device | Electricity | 3 | Active |
| US8901344B2 | Production of carboxylic acid esters by stripping with alcohol vapor | Chemistry; Metallurgy | 3 | Active |
| US7087753B2 | Naphthyltriazines as stabilizers for organic material | Chemistry; Metallurgy | 2 | Expired |
| US8193528B2 | Azapyrenes for electronic applications | Emerging Cross-Sectional Technologies | 2 | Active |
| US7275742B2 | Apparatus with springs for conveying sheets in a printing press | Performing Operations; Transporting | 2 | Expired |
| US7820828B2 | Electroluminescent metal complexes with triazoles and benzotriazoles | Electricity | 2 | Active |
| US8895791B2 | Method of regenerating ruthenium catalysts suitable for hydrogenation | Emerging Cross-Sectional Technologies | 2 | Active |
| US8221906B2 | Electroluminescent polymers for electronic applications | Emerging Cross-Sectional Technologies | 1 | Active |
| US8445630B2 | Polymers | Emerging Cross-Sectional Technologies | 1 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.