Inventor · New Milford, CT, US

Fred Berkowitz

74Patents
23h-index
50Co-inventors
91Inventor score

Filing activity: Jun 11, 1986 → Jun 26, 2023

Most-cited inventions

PatentTitleAreaCited byStatus
US5439760A High reliability electrochemical cell and electrode assembly therefor Emerging Cross-Sectional Technologies 193 Expired
US8907631B1 Adaptive charging technique and circuitry for a battery/cell using multiple charge circuits and temperature data Electricity 91 Active
US8638070B2 Method and circuitry to adaptively charge a battery/cell Emerging Cross-Sectional Technologies 71 Active
US5434017A Isolated connection for an electrochemical cell Electricity 66 Expired
US8970178B2 Method and circuitry to calculate the state of charge of a battery/cell Emerging Cross-Sectional Technologies 62 Active
US8368357B2 Method and circuitry to adaptively charge a battery/cell Emerging Cross-Sectional Technologies 60 Active
US8791669B2 Method and circuitry to calculate the state of charge of a battery/cell Emerging Cross-Sectional Technologies 57 Active
US8513921B2 Method and circuitry to adaptively charge a battery/cell Emerging Cross-Sectional Technologies 50 Active
US8427112B2 Method and circuitry to calculate the state of charge of a battery/cell Emerging Cross-Sectional Technologies 48 Active
US6443999B1 Lithium cell with heat formed separator Emerging Cross-Sectional Technologies 46 Expired
US9121910B2 Method and circuitry to adaptively charge a battery/cell using the state of health thereof Emerging Cross-Sectional Technologies 46 Active
US9063018B1 Method and circuitry to determine temperature and/or state of health of a battery/cell Physics 41 Active
US9035623B1 Monitor and control circuitry for charging a battery/cell, and methods of operating same Electricity 39 Active
US9142994B2 Method and circuitry to adaptively charge a battery/cell Electricity 38 Active
US8975874B2 Method and circuitry to adaptively charge a battery/cell Emerging Cross-Sectional Technologies 38 Active
US9461492B1 Method and circuitry to adaptively charge a battery/cell using a charge-time parameter Electricity 38 Active
US9373972B2 Method and circuitry to determine the relaxation time of a battery/cell Emerging Cross-Sectional Technologies 36 Active
US9035621B2 Method and circuitry to calculate the state of charge of a battery/cell Emerging Cross-Sectional Technologies 36 Active
US9385555B2 Method and circuitry to determine the relaxation time of a battery/cell Emerging Cross-Sectional Technologies 34 Active
US6051038A Method for making a high reliability electrochemical cell and electrode assembly therefor Emerging Cross-Sectional Technologies 29 Expired
US6590893B1 Adaptive transmission system in a network Electricity 27 Expired
US8119286B2 Electrochemical cells with improved separator and electrolyte Emerging Cross-Sectional Technologies 25 Active
US4937154A Electrochemical cell Emerging Cross-Sectional Technologies 23 Expired
US9726554B1 Method and circuitry to determine temperature and/or state of health of a battery/cell Physics 23 Active
US9702940B2 Method and circuitry to calculate the state of charge of a battery/cell Emerging Cross-Sectional Technologies 23 Active

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