Inventor · Madison, NJ, US

Helmut Eckhardt

22Patents
15h-index
16Co-inventors
78Inventor score

Filing activity: Mar 16, 1983 → Jul 24, 2013

Most-cited inventions

PatentTitleAreaCited byStatus
US8525340B2 Flexible electronic devices and related methods Electricity 98 Active
US5197242A Dual-pane thermal window with liquid crystal shade Emerging Cross-Sectional Technologies 81 Expired
US4893902A Dual-pane thermal window with liquid crystal shade Fixed Constructions 67 Expired
US5962122A Liquid crystalline polymer composites having high dielectric constant Emerging Cross-Sectional Technologies 58 Expired
US5111629A Dual-pane thermal window with liquid crystal shade Fixed Constructions 57 Expired
US4646066A Environmental indicator device and method Physics 54 Expired
US5009044A Dual-pane thermal window with liquid crystal shade Fixed Constructions 51 Expired
US4848875A Dual-pane thermal window with liquid crystal shade Physics 49 Expired
US5025602A Dual-pane thermal window with liquid crystal shade Fixed Constructions 43 Expired
US5152111A Dual-pane thermal window with liquid crystal shade Fixed Constructions 40 Expired
US4964251A Dual-pane thermal window with liquid crystal shade Physics 40 Expired
US4963206A Method of making a thermal window glazing with conductive polymer coating to block radiative heating Emerging Cross-Sectional Technologies 39 Expired
US5120707A Superconducting ceramics by electrodeposition of metals with embedment of particulate matter, followed by oxidation Electricity 37 Expired
US4939308A Method of forming crystallite-oriented superconducting ceramics by electrodeposition and thin film superconducting ceramic made thereby Emerging Cross-Sectional Technologies 37 Expired
US4899503A Dual-pane thermal window with liquid crystal shade Fixed Constructions 36 Expired
US4879270A Method of forming superconducting ceramics by electrodeposition Emerging Cross-Sectional Technologies 14 Expired
US7898074B2 Electronic devices including flexible electrical circuits and related methods Electricity 13 Active
US5162295A Superconducting ceramics by sequential electrodeposition of metals, followed by oxidation Emerging Cross-Sectional Technologies 10 Expired
US4870051A Method of forming superconducting ceramics by electrodeposition Emerging Cross-Sectional Technologies 9 Expired
US8173490B2 Fabrication of electronic devices including flexible electrical circuits Electricity 7 Active
US8836125B2 Flexible electronic devices and related methods Electricity 4 Active
US4502981A Enhancing conductivity of donor-doped polyacetylene Electricity 4 Expired

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