Patent assignee · US · COMPANY

ENVIA SYSTEMS, INC.

27Patents
27Active
27Granted
53Portfolio score

Filing activity: Oct 7, 2008 → Aug 24, 2015 · 5 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US8277974B2 High energy lithium ion batteries with particular negative electrode compositions Emerging Cross-Sectional Technologies 69 Active
US8389160B2 Positive electrode materials for lithium ion batteries having a high specific discharge capacity and processes for the synthesis of these materials Emerging Cross-Sectional Technologies 66 Active
US8535832B2 Metal oxide coated positive electrode materials for lithium-based batteries Emerging Cross-Sectional Technologies 48 Active
US9166222B2 Lithium ion batteries with supplemental lithium Emerging Cross-Sectional Technologies 36 Active
US8741484B2 Doped positive electrode active materials and lithium ion secondary battery constructed therefrom Emerging Cross-Sectional Technologies 29 Active
US9190694B2 High capacity anode materials for lithium ion batteries Emerging Cross-Sectional Technologies 28 Active
US8187752B2 High energy lithium ion secondary batteries Emerging Cross-Sectional Technologies 28 Active
US8394534B2 Layer-layer lithium rich complex metal oxides with high specific capacity and excellent cycling Emerging Cross-Sectional Technologies 25 Active
US8765306B2 High voltage battery formation protocols and control of charging and discharging for desirable long term cycling performance Emerging Cross-Sectional Technologies 18 Active
US8928286B2 Very long cycling of lithium ion batteries with lithium rich cathode materials Emerging Cross-Sectional Technologies 16 Active
US9159990B2 High capacity lithium ion battery formation protocol and corresponding batteries Emerging Cross-Sectional Technologies 15 Active
US9083062B2 Battery packs for vehicles and high capacity pouch secondary batteries for incorporation into compact battery packs Emerging Cross-Sectional Technologies 14 Active
US9139441B2 Porous silicon based anode material formed using metal reduction Emerging Cross-Sectional Technologies 13 Active
US8465873B2 Positive electrode materials for high discharge capacity lithium ion batteries Emerging Cross-Sectional Technologies 12 Active
US8663849B2 Metal halide coatings on lithium ion battery positive electrode materials and corresponding batteries Emerging Cross-Sectional Technologies 12 Active
US9601228B2 Silicon oxide based high capacity anode materials for lithium ion batteries Emerging Cross-Sectional Technologies 12 Active
US8475959B2 Lithium doped cathode material Emerging Cross-Sectional Technologies 11 Active
US9552901B2 Lithium ion batteries with high energy density, excellent cycling capability and low internal impedance Emerging Cross-Sectional Technologies 10 Active
US8673490B2 High energy lithium ion batteries with particular negative electrode compositions Emerging Cross-Sectional Technologies 8 Active
US8741485B2 Layer-layer lithium rich complex metal oxides with high specific capacity and excellent cycling Emerging Cross-Sectional Technologies 6 Active
US9070489B2 Mixed phase lithium metal oxide compositions with desirable battery performance Chemistry; Metallurgy 6 Active
US8993177B2 Lithium ion battery with high voltage electrolytes and additives Emerging Cross-Sectional Technologies 5 Active
US8916294B2 Fluorine doped lithium rich metal oxide positive electrode battery materials with high specific capacity and corresponding batteries Emerging Cross-Sectional Technologies 5 Active
US9553301B2 High capacity lithium ion battery formation protocol and corresponding batteries Emerging Cross-Sectional Technologies 2 Active
US9012073B2 Composite compositions, negative electrodes with composite compositions and corresponding batteries Emerging Cross-Sectional Technologies 2 Active

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