Inventor · Houston, TX, US

Roberto Alvarez

21Patents
8h-index
37Co-inventors
75Inventor score

Filing activity: Dec 21, 2001 → Apr 16, 2024

Most-cited inventions

PatentTitleAreaCited byStatus
US7286296B2 Optical manifold for light-emitting diodes Electricity 186 Expired
US8075147B2 Optical device for LED-based lamp Electricity 77 Active
US7380962B2 Optical manifold for light-emitting diodes Electricity 51 Active
US7347599B2 Etendue-squeezing illumination optics Physics 47 Expired
US6646813B2 Optical transformer for small light sources Physics 33 Expired
US8726421B2 Apparel with inflatable neck cushion Human Necessities 28 Active
US7806547B2 Brightness-enhancing film Physics 27 Active
US7520641B2 Etendue-squeezing illumination optics Physics 16 Active
USD675807S1 Neck pillow General 8 Active
US7377671B2 Etendue-squeezing illumination optics Physics 8 Expired
US7798675B2 LED luminance-enhancement and color-mixing by rotationally multiplexed beam-combining Emerging Cross-Sectional Technologies 5 Active
US8256918B2 Neon-tube substitute using light-emitting diodes Mechanical Engineering; Lighting; Heating 4 Active
US10559251B2 OLED display power modeling Physics 1 Active
US11886270B2 Power-efficient dynamic application content display for electronic devices Emerging Cross-Sectional Technologies 1 Active
US11370737B2 Co-feeding ethylene with allyl alcohol in hydroformylation to make 1,4-butanediol and n-propanol Performing Operations; Transporting 0 Active
US11989075B2 Power-efficient dynamic application content display for electronic devices Emerging Cross-Sectional Technologies 0 Active
US11880259B2 Smart assertion management Physics 0 Active
US9809518B2 Feed sources for butanediol production processes Chemistry; Metallurgy 0 Active
US8355536B2 Passive electro-optical tracker Physics 0 Active
US12379763B2 Power-efficient dynamic application content display for electronic devices Emerging Cross-Sectional Technologies 0 Active
US11061793B2 Graphically providing OLED display power modeling Emerging Cross-Sectional Technologies 0 Active

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