Inventor · Vernon Hills, IL, US

Lijun Bai

29Patents
13h-index
32Co-inventors
81Inventor score

Filing activity: Apr 4, 1994 → Jun 4, 2013

Most-cited inventions

PatentTitleAreaCited byStatus
US5744258A High power, high energy, hybrid electrode and electrical energy storage device made therefrom Emerging Cross-Sectional Technologies 179 Expired
US5429895A Nickel alloy electrodes for electrochemical devices Emerging Cross-Sectional Technologies 45 Expired
US5568353A Electrochemical capacitor and method of making same Emerging Cross-Sectional Technologies 36 Expired
US5563765A Amorphous cobalt alloy electrodes for aqueous electrochemical devices Emerging Cross-Sectional Technologies 36 Expired
US5659457A Carbon electrodes and energy storage device made thereof Emerging Cross-Sectional Technologies 24 Expired
US5480744A Bismuth based electrodes for electrochemical cells Emerging Cross-Sectional Technologies 19 Expired
US6620538B2 Method and apparatus for monitoring equivalent series resistance and for shunting a fuel cell Emerging Cross-Sectional Technologies 16 Expired
US5518838A Electrochemical cell having solid polymer electrolyte and asymmetric inorganic electrodes Emerging Cross-Sectional Technologies 15 Expired
US6811906B2 Method and apparatus for monitoring equivalent series resistance and for shunting a fuel cell Emerging Cross-Sectional Technologies 15 Expired
US6716549B2 Fuel cell having metalized gas diffusion layer Emerging Cross-Sectional Technologies 14 Expired
US5604660A Electrochemical cell having solid polymer electrolyte and asymmetric inorganic electrodes Emerging Cross-Sectional Technologies 14 Expired
US6805987B2 Method and apparatus for monitoring equivalent series resistance and for shunting a fuel cell Emerging Cross-Sectional Technologies 13 Expired
US5660953A Rechargeable manganese dioxide cathode Emerging Cross-Sectional Technologies 13 Expired
US5501922A Polyoxometalate carbon electrodes and energy storage device made thereof Emerging Cross-Sectional Technologies 12 Expired
US5574353A Electrochemical charge storage device having constant voltage discharge Emerging Cross-Sectional Technologies 10 Expired
US5872698A Composite multilayer electrodes for electrochemical cells Emerging Cross-Sectional Technologies 10 Expired
US7056608B2 Current collector for use in a fuel cell Emerging Cross-Sectional Technologies 9 Expired
US5552245A Modified electrolyte for electrochemical cells and cells using same Emerging Cross-Sectional Technologies 8 Expired
US5956226A Electrochemical capacitor used for thermal management Emerging Cross-Sectional Technologies 8 Expired
US5510046A Modified electrolyte for electrochemical cells and cells using same Emerging Cross-Sectional Technologies 6 Expired
US7056613B2 Fuel cell having metalized gas diffusion layer Emerging Cross-Sectional Technologies 5 Expired
US6982129B1 Method and apparatus for monitoring equivalent series resistance and for shunting a fuel cell Emerging Cross-Sectional Technologies 5 Expired
US7049017B2 Method and apparatus for monitoring equivalent series resistance and for shunting a fuel cell Emerging Cross-Sectional Technologies 4 Expired
US6828050B2 Fuel cell Emerging Cross-Sectional Technologies 4 Expired
US6130004A Electrode materials and electrochemical devices using same Emerging Cross-Sectional Technologies 3 Expired

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