Inventor · Lappersdorf, DE

Alexander Frey

18Patents
2h-index
24Co-inventors
50Inventor score

Filing activity: Apr 24, 2013 → Feb 1, 2023

Most-cited inventions

PatentTitleAreaCited byStatus
US9466759B2 Optoelectronic device and method for producing an optoelectronic device Electricity 3 Active
US9490389B2 Method for producing optoelectronic semiconductor chips Electricity 2 Active
US9293640B2 Method for producing an optoelectronic semiconductor chip and optoelectronic semiconductor chip Electricity 2 Active
US11594515B2 Method of manufacturing a bonded substrate stack Electricity 1 Active
US10354865B2 Method for producing a nitride compound semiconductor device Electricity 1 Active
US10411155B2 Method of producing optoelectronic semiconductor chips Electricity 1 Active
US11081615B2 Protection method for through-holes of a semiconductor wafer Emerging Cross-Sectional Technologies 1 Active
US9923116B2 Method for producing solar cells having simultaneously etched-back doped regions Emerging Cross-Sectional Technologies 0 Active
US11830962B2 Method for structuring an insulating layer on a semiconductor wafer Emerging Cross-Sectional Technologies 0 Active
US11502224B2 Semiconductor body and method for producing a semiconductor body Electricity 0 Active
US11329193B2 Optoelectronic semiconductor component and method for producing an optoelectronic semiconductor component Electricity 0 Active
US11094845B2 Method of producing light-emitting diode chips and light-emitting diode chip Electricity 0 Active
US11948912B2 Method of manufacturing a bonded substrate stack by surface activation Electricity 0 Active
US9484490B2 Epitaxy substrate, method for producing an epitaxy substrate and optoelectronic semiconductor chip comprising an epitaxy substrate Emerging Cross-Sectional Technologies 0 Active
US11881532B2 Stacked multi-junction solar cell Emerging Cross-Sectional Technologies 0 Active
US11626531B2 Semiconductor body and method for producing a semiconductor body Electricity 0 Active
US11227969B2 Marking method Emerging Cross-Sectional Technologies 0 Active
US11380814B2 Dicing method for separating wafers comprising a plurality of solar cell stacks Performing Operations; Transporting 0 Active

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