Patent assignee · US · COMPANY

LedEngin, Inc.

55Patents
53Active
55Granted
56Portfolio score

Filing activity: Jan 13, 2005 → Nov 16, 2018 · 5 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US8598793B2 Tuning of emitter with multiple LEDs to a single color bin Electricity 76 Active
US8384097B2 Package for multiple light emitting diodes Electricity 46 Active
US8075165B2 Total internal reflection lens and mechanical retention and locating device Electricity 43 Active
USD634875S1 LED streetlight lamp General 38 Expired
US8773024B2 Tuning of emitter with multiple LEDs to a single color bin Electricity 30 Active
US8324641B2 Matrix material including an embedded dispersion of beads for a light-emitting device Electricity 20 Active
US8858022B2 Spot TIR lens system for small high-power emitter Mechanical Engineering; Lighting; Heating 15 Active
US8182110B2 Lighting apparatus with total internal reflection lens and mechanical retention and locating device Electricity 14 Active
US9816691B2 Method and system for forming LED light emitters Electricity 13 Active
US8303141B2 Total internal reflection lens with integrated lamp cover Mechanical Engineering; Lighting; Heating 13 Active
US8641230B1 Zoom lens system for LED-based spotlight Mechanical Engineering; Lighting; Heating 13 Active
US8399268B1 Deposition of phosphor on die top using dry film photoresist Electricity 12 Active
US8246216B2 Total internal reflection lens with pedestals for LED emitter Electricity 9 Active
US8134292B2 Light emitting device with a thermal insulating and refractive index matching material Electricity 7 Expired
US9468069B2 Smooth brightness adjustment for color-tunable light source module Electricity 6 Active
US9345095B2 Tunable multi-LED emitter module Emerging Cross-Sectional Technologies 6 Active
US8716725B2 Package for multiple light emitting diodes Electricity 6 Active
US8587019B2 Grooved plate for improved solder bonding Emerging Cross-Sectional Technologies 5 Active
US9234801B2 Manufacturing method for LED emitter with high color consistency Physics 5 Active
US8900892B2 Printing phosphor on LED wafer using dry film lithography Electricity 5 Active
US8513900B2 Apparatus for tuning of emitter with multiple LEDs to a single color bin Electricity 4 Active
US9024529B2 Tuning of emitter with multiple LEDs to a single color bin Electricity 4 Active
US8993358B2 Deposition of phosphor on die top by stencil printing Electricity 4 Active
US9041024B2 Method and system for forming LED light emitters Electricity 4 Active
US9080729B2 Multiple-LED emitter for A-19 lamps Electricity 3 Active

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.