Inventor · Northborough, MA, US

John E. Herrmann

55Patents
21h-index
64Co-inventors
91Inventor score

Filing activity: Mar 28, 1983 → Nov 3, 2017

Most-cited inventions

PatentTitleAreaCited byStatus
US5247440A Location influenced vehicle control system Performing Operations; Transporting 122 Expired
USD417189S Travel charger General 97 Expired
US5903133A Vehicular beverage holder and charger Performing Operations; Transporting 68 Expired
US4497900A Immunoassay for Neisseria gonorrhoeae antigens Emerging Cross-Sectional Technologies 57 Expired
US4497899A Immunoassay for Chlamydia trachomatis antigens Emerging Cross-Sectional Technologies 57 Expired
US6165993A DNA vaccines against rotavirus infections Chemistry; Metallurgy 48 Expired
US6127804A Lithium ion charging means and method using ionic relaxation control Emerging Cross-Sectional Technologies 44 Expired
US5620896A DNA vaccines against rotavirus infections Chemistry; Metallurgy 43 Expired
US6492792B1 Battery trickle charging circuit Electricity 41 Expired
US5760754A Light pipe assembly and electrical device using same Physics 38 Expired
USD436576S Desktop battery charger General 35 Expired
US5030844A DC power switch with inrush prevention Emerging Cross-Sectional Technologies 30 Expired
US5861241A Monoclonal antibodies for detecting Norwalk virus Emerging Cross-Sectional Technologies 28 Expired
US7068012B1 Atmospheric explosive battery protection circuit having a robust protection system Emerging Cross-Sectional Technologies 27 Expired
US8994331B2 Method and apparatus for adapting a battery voltage Emerging Cross-Sectional Technologies 27 Active
USD396447S Battery charger for a portable radio telephone General 27 Expired
US6039608A Adapter system Electricity 25 Expired
US6268715A Voltage profile charge control system Emerging Cross-Sectional Technologies 25 Expired
USD427966S Two pocket desktop charger General 23 Expired
US6903533B1 Power fault battery protection circuit Electricity 23 Expired
US9843220B2 Method and apparatus for operating an internal charger system of a portable electronic device Electricity 21 Active
US6356054B1 Desktop stand for an electronic device having embedded charging control Emerging Cross-Sectional Technologies 20 Expired
US6771051B2 Thermally limited battery protection and charging circuit Electricity 16 Expired
US9276421B2 Portable rechargeable battery pack and external adapter for same Emerging Cross-Sectional Technologies 16 Active
US6859014B2 Method for rapid charge control in lithium batteries Electricity 14 Expired

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