Inventor · Charlotte, NC, US

Eric G. Johnson

18Patents
6h-index
19Co-inventors
63Inventor score

Filing activity: Dec 16, 1997 → Jun 13, 2022

Most-cited inventions

PatentTitleAreaCited byStatus
US6496621B1 Fiber coupler system and associated methods for reducing back reflections Physics 27 Expired
US6530697B1 Multi-mode fiber coupler, system and associated methods Physics 26 Expired
US6600845B1 Integrated parallel transmitter Physics 23 Expired
US7585596B1 Micro-sculpting using phase masks for projection lithography Physics 13 Active
US5996376A Methods of forming optical rods including three-dimensional patterns on end faces thereof Physics 13 Expired
US6952507B2 Multi-mode fiber coupler system Physics 8 Expired
US6404959B1 Diffractive vertical cavity surface emitting laser power monitor and system Electricity 5 Expired
US6591043B2 Diffractive monitor and system Electricity 5 Expired
US6118559A Broadband diffractive diffuser and associated methods Emerging Cross-Sectional Technologies 4 Expired
US7221823B2 Fiber coupler, system and associated methods for reducing back reflections Physics 3 Expired
US7450623B2 Wavelength locked laser including integrated wavelength selecting total internal reflection (TIR) structure Electricity 3 Expired
US8529139B2 Optical element and system using the same Physics 2 Active
US7343069B2 Optical element and system using the same Physics 2 Active
US11402722B2 Tunable orbital angular momentum system Electricity 1 Active
US7529446B2 Optical element and system using the same Physics 1 Active
US12276896B2 Tunable orbital angular momentum system Electricity 0 Active
US8821035B2 Optical element and system using the same Physics 0 Active
US7769258B2 Optical element and system using the same Physics 0 Active

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