Patent assignee · US · COMPANY

Ener1, Inc.

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6Patents
4Active
6Granted
39Portfolio score

Filing activity: Dec 24, 2003 → Nov 21, 2011 · 2 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US8142569B2 Apparatus for forming structured material for energy storage device and method Emerging Cross-Sectional Technologies 30 Active
US7011048B2 Method and apparatus for liquid fuel preparation to improve combustion Emerging Cross-Sectional Technologies 23 Expired
US6979508B2 Fuel cell with integrated feedback control Emerging Cross-Sectional Technologies 16 Expired
US8581549B2 System and method for balancing a state of charge of series connected cells Emerging Cross-Sectional Technologies 2 Active
US7951242B2 Apparatus for forming structured material for energy storage device and method Emerging Cross-Sectional Technologies 0 Active
US8709648B2 Conductor-mixed active electrode material, electrode structure, rechargeable battery, and manufacturing method of conductor-mixed active electrode material Emerging Cross-Sectional Technologies 0 Active

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