Inventor · Pennsburg, PA, US

Steffen Zahn

12Patents
6h-index
16Co-inventors
55Inventor score

Filing activity: Jul 26, 2000 → Feb 19, 2009

Most-cited inventions

PatentTitleAreaCited byStatus
US7118692B2 Substituted thienothiophene monomers and conducting polymers Emerging Cross-Sectional Technologies 17 Expired
US7041910B2 Emissive, high charge transport polymers Emerging Cross-Sectional Technologies 15 Expired
US7572879B2 Fluorinated alkyl substituted-thieno[3,4-b]thiophene monomers and polymers therefrom Emerging Cross-Sectional Technologies 10 Active
US7432340B2 Fluorinated alkyl substituted-thieno[3,4-]thiophene monomers and polymers therefrom Chemistry; Metallurgy 9 Active
US7241904B2 Pentafluorosulfanyl-substituted thienothiophene monomers and conducting polymers Emerging Cross-Sectional Technologies 8 Expired
US7060846B2 Pentafluorosulfanyl-substituted thienothiophene monomers and conducting polymers Emerging Cross-Sectional Technologies 8 Expired
US8268195B2 Electrically conductive films formed from dispersions comprising polythiophenes and ether containing polymers Emerging Cross-Sectional Technologies 6 Active
US7094365B2 Pentafluorosulfanyl-substituted thienothiophene monomers and conducting polymers Electricity 6 Expired
US6541645B1 Electron-driven chirality switches Chemistry; Metallurgy 4 Expired
US7981323B2 Selenium containing electrically conductive copolymers Emerging Cross-Sectional Technologies 4 Active
US8148548B2 Heterocyclic fused selenophene monomers Chemistry; Metallurgy 0 Active
US7982055B2 Heterocyclic fused selenophene monomers Chemistry; Metallurgy 0 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.