Patent assignee · US · COMPANY

Seerstone, LLC

26Patents
26Active
26Granted
51Portfolio score

Filing activity: Apr 5, 2010 → Jul 26, 2023 · 1 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US8679444B2 Method for producing solid carbon by reducing carbon oxides Emerging Cross-Sectional Technologies 25 Active
US9221685B2 Methods of capturing and sequestering carbon Emerging Cross-Sectional Technologies 16 Active
US9090472B2 Methods for producing solid carbon by reducing carbon dioxide Chemistry; Metallurgy 14 Active
US9475699B2 Methods for treating an offgas containing carbon oxides Chemistry; Metallurgy 10 Active
US10500582B2 Compositions of matter including solid carbon formed by reducing carbon oxides Emerging Cross-Sectional Technologies 4 Active
US9783416B2 Methods of producing hydrogen and solid carbon Chemistry; Metallurgy 4 Active
US9586823B2 Systems for producing solid carbon by reducing carbon oxides Performing Operations; Transporting 3 Active
US9556031B2 Method for producing solid carbon by reducing carbon oxides Emerging Cross-Sectional Technologies 3 Active
US9650251B2 Reactors and methods for producing solid carbon materials Performing Operations; Transporting 3 Active
US9598286B2 Methods and systems for forming ammonia and solid carbon products Emerging Cross-Sectional Technologies 3 Active
US9637382B2 Methods for producing solid carbon by reducing carbon dioxide Chemistry; Metallurgy 2 Active
US9604848B2 Solid carbon products comprising carbon nanotubes and methods of forming same Chemistry; Metallurgy 2 Active
US9796591B2 Methods for reducing carbon oxides with non ferrous catalysts and forming solid carbon products Emerging Cross-Sectional Technologies 2 Active
US9779845B2 Primary voltaic sources including nanofiber Schottky barrier arrays and methods of forming same Emerging Cross-Sectional Technologies 2 Active
US9731970B2 Methods and systems for thermal energy recovery from production of solid carbon materials by reducing carbon oxides Emerging Cross-Sectional Technologies 2 Active
US9896341B2 Methods of forming carbon nanotubes having a bimodal size distribution Chemistry; Metallurgy 1 Active
US10106416B2 Methods for treating an offgas containing carbon oxides Chemistry; Metallurgy 0 Active
US10322832B2 Systems for producing solid carbon by reducing carbon oxides Performing Operations; Transporting 0 Active
US10086349B2 Reactors, systems, and methods for forming solid products Performing Operations; Transporting 0 Active
US10358346B2 Methods and systems for forming ammonia and solid carbon products Emerging Cross-Sectional Technologies 0 Active
US11752459B2 Solid carbon products comprising compressed carbon nanotubes in a container and methods of forming same Chemistry; Metallurgy 0 Active
US10815124B2 Solid carbon products comprising carbon nanotubes and methods of forming same Chemistry; Metallurgy 0 Active
US10115844B2 Electrodes comprising nanostructured carbon Emerging Cross-Sectional Technologies 0 Active
US9993791B2 Reactors and methods for producing solid carbon materials Performing Operations; Transporting 0 Active
US11951428B2 Solid carbon products comprising compressed carbon nanotubes in a container and methods of forming same Chemistry; Metallurgy 0 Active

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.