Patent assignee · KR · COMPANY

Seoul Semiconductor Co., Ltd.

600Patents
561Active
600Granted
66Portfolio score

Filing activity: Aug 28, 2003 → Jun 27, 2024 · 125 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US8071988B2 White light emitting device comprising a plurality of light emitting diodes with different peak emission wavelengths and a wavelength converter Electricity 242 Active
US7679281B2 Light emitting device having various color temperature Mechanical Engineering; Lighting; Heating 138 Active
US8076680B2 LED package having an array of light emitting cells coupled in series Electricity 97 Active
US7417259B2 Light-emitting device having light-emitting elements Electricity 93 Expired
US7906789B2 Warm white light emitting apparatus and back light module comprising the same Electricity 73 Active
US9153750B2 Wafer-level light emitting diode package and method of fabricating the same Electricity 73 Active
US8324823B2 AC LED dimmer and dimming method thereby Emerging Cross-Sectional Technologies 69 Active
US7709849B1 Light emitting diode having plurality of light emitting cells and method of fabricating the same Electricity 54 Active
US7554129B2 Light emitting device Electricity 53 Expired
US8120054B2 Light emitting diode package having heat dissipating slugs Electricity 46 Active
US10050026B2 Display apparatus Electricity 45 Active
US9887184B2 Display apparatus and manufacturing method thereof Electricity 44 Active
US7361940B2 Leadframe and packaged light emitting diode Electricity 43 Expired
US9997688B2 Display apparatus and manufacturing method thereof Electricity 43 Active
US9978727B2 Display apparatus and manufacturing method thereof Electricity 43 Active
US10018325B2 Light device of vehicle Physics 37 Active
US9507204B2 Baffled micro-optical elements for thin liquid crystal display backlight units Physics 36 Active
US9293664B2 Wafer-level light emitting diode package and method of fabricating the same Electricity 35 Active
US10068884B2 Display apparatus and manufacturing method thereof Electricity 34 Active
USD535037S1 Light emitting diode (LED) General 30 Expired
USD528997S1 Light emitting diode (LED) General 29 Expired
US7748873B2 Side illumination lens and luminescent device using the same Electricity 28 Active
US9219196B2 Wafer-level light emitting diode package and method of fabricating the same Electricity 28 Active
US8820962B2 LED illumination lamp bulb with internal reflector Emerging Cross-Sectional Technologies 28 Active
US7847303B2 Warm white light emitting apparatus and back light module comprising the same Electricity 26 Active

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