Inventor · Princeton, NJ, US

John Werth

16Patents
10h-index
5Co-inventors
65Inventor score

Filing activity: Jun 9, 1975 → Apr 21, 2015

Most-cited inventions

PatentTitleAreaCited byStatus
US4931947A Fuel cell/battery hybrid system having battery charge-level control Emerging Cross-Sectional Technologies 99 Expired
US4961151A Fuel cell/battery control system Emerging Cross-Sectional Technologies 64 Expired
US6093501A Fuel cell using an aqueous hydrogen-generating process Emerging Cross-Sectional Technologies 56 Expired
US5925322A Fuel cell or a partial oxidation reactor or a heat engine and an oxygen-enriching device and method therefor Emerging Cross-Sectional Technologies 33 Expired
US4588661A Fabrication of gas impervious edge seal for a bipolar gas distribution assembly for use in a fuel cell Emerging Cross-Sectional Technologies 31 Expired
US4945010A Cooling assembly for fuel cells Emerging Cross-Sectional Technologies 23 Expired
US5510201A Method of operating a fuel cell wherein hydrogen is generated by providing iron in situ Emerging Cross-Sectional Technologies 22 Expired
US5840270A Catalytic method of generating hydrogen Emerging Cross-Sectional Technologies 18 Expired
US4349614A Platinum third electrode to improve float polarization of standby batteries Emerging Cross-Sectional Technologies 16 Expired
US5629102A Electrical automobile having a fuel cell, and method of powering an electrical automobile with a fuel cell system Emerging Cross-Sectional Technologies 13 Expired
US3969138A Sodium-aluminum halide, sulfur battery Electricity 10 Expired
US5690902A Hydrogen-powered automobile with in situ hydrogen generation Emerging Cross-Sectional Technologies 10 Expired
US5830426A Aqueous hydrogen generation process Emerging Cross-Sectional Technologies 9 Expired
US5643352A Reactive iron material for use in a hydrogen-generating process in an electrical vehicle Emerging Cross-Sectional Technologies 9 Expired
US9510588B2 Game call Physics 1 Active
US3960597A Method for fabricating electrochemical cells Emerging Cross-Sectional Technologies 1 Expired

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