Patent assignee · DE · COMPANY

OSRAM Opto Semiconductors GmbH

1,950Patents
1,623Active
1,950Granted
63Portfolio score

Filing activity: Sep 18, 1998 → Dec 5, 2023 · 482 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US6812500B2 Light-radiating semiconductor component with a luminescence conversion element Emerging Cross-Sectional Technologies 313 Expired
US6576930B2 Light-radiating semiconductor component with a luminescence conversion element Emerging Cross-Sectional Technologies 305 Expired
US6245259A Wavelength-converting casting composition and light-emitting semiconductor component Emerging Cross-Sectional Technologies 216 Expired
US6610563B1 Surface mounting optoelectronic component and method for producing same Electricity 204 Expired
US7208337B2 Method of forming light emitting devices including forming mesas and singulating Electricity 178 Expired
US6624491B2 Diode housing Electricity 144 Expired
US6504179B1 Led-based white-emitting illumination unit Emerging Cross-Sectional Technologies 139 Expired
US6837605B2 Led illumination system Emerging Cross-Sectional Technologies 120 Expired
US6376902B1 Optoelectronic structural element Electricity 119 Expired
US6848819B1 Light-emitting diode arrangement Emerging Cross-Sectional Technologies 112 Expired
US6803245B2 Procedure for encapsulation of electronic devices Electricity 110 Expired
US6613247B1 Wavelength-converting casting composition and white light-emitting semiconductor component Emerging Cross-Sectional Technologies 109 Expired
US6277301A Method of producing a wavelength-converting casting composition Emerging Cross-Sectional Technologies 104 Expired
US6592780B2 Wavelength-converting casting composition and white light-emitting semiconductor component Emerging Cross-Sectional Technologies 100 Expired
US6669866B1 Luminous substance for a light source and light source associates therewith Electricity 98 Expired
US6299337A Flexible multiple led module, in particular for a luminaire housing of a motor vehicle Electricity 96 Expired
US6649946B2 Light source using a yellow-to-red-emitting phosphor Chemistry; Metallurgy 94 Expired
US7125143B2 LED module Mechanical Engineering; Lighting; Heating 89 Expired
US7045956B2 Light emitting diode with wavelength conversion Electricity 86 Expired
US6784027B2 Light-emitting semiconductor component Electricity 79 Expired
US6803732B2 LED array and LED module with chains of LEDs connected in parallel Emerging Cross-Sectional Technologies 79 Expired
US6730939B2 Radiation emitting semiconductor device Electricity 77 Expired
US6746295B2 Method of producing an LED light source with lens Emerging Cross-Sectional Technologies 77 Expired
US9362335B2 Display device and method for producing a display device Electricity 76 Active
US6734467B2 LED white light source with broadband excitation Electricity 76 Expired

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