Advanced LED Device Structures

Innovations in the internal design of individual light-emitting diode chips or packages, focusing on semiconductor layer arrangements, electrode configurations, reflective elements, and light extraction features.

18,727 US filings from 1,499 companies since 2023 · 2023: 4,705 · 2024: 5,942 · 2025: 5,593 · 2026 YTD: 2,487

Light-Emitting Devices (LEDs)

Top companies

Ranked by filings in this theme since 2023. 2026 is partial.

#	Company	Since 2023	2023	2024	2025	2026 YTD	YoY
1	Samsung Display Co., Ltd.	2,410	560	659	820	371	+24.4%
2	LG DISPLAY CO., LTD.	981	186	302	274	219	-9.3%
3	SAMSUNG ELECTRONICS CO., LTD.	821	249	238	229	105	-3.8%
4	NICHIA CORPORATION	795	265	217	230	83	+6.0%
5	Semiconductor Energy Laboratory Co., Ltd.	725	150	273	224	78	-17.9%
6	BOE Technology Group Co., Ltd.	554	96	209	162	87	-22.5%
7	Seoul Viosys Co., Ltd.	421	113	143	108	57	-24.5%
8	UNIVERSAL DISPLAY CORPORATION	337	108	105	83	41	-21.0%
9	LG Chem, Ltd.	324	86	140	67	31	-52.1%
10	Lumileds LLC	295	118	73	78	26	+6.8%
11	InnoLux Corporation	291	71	92	95	33	+3.3%
12	Idemitsu Kosan Co., Ltd.	283	86	90	71	36	-21.1%
13	EPISTAR CORPORATION	268	89	98	65	16	-33.7%
14	LG ELECTRONICS INC.	265	66	76	88	35	+15.8%
15	Sony Semiconductor Solutions Corporation	261	56	103	77	25	-25.2%
16	CANON KABUSHIKI KAISHA	247	51	66	94	36	+42.4%
17	SHARP KABUSHIKI KAISHA	235	74	72	61	28	-15.3%
18	ams-OSRAM International GmbH	200	24	70	73	33	+4.3%
19	JADE BIRD DISPLAY (SHANGHAI) LIMITED	178	19	43	92	24	+114.0%
20	CREELED, INC.	175	48	47	44	36	-6.4%
21	SEOUL SEMICONDUCTOR CO., LTD.	171	44	51	58	18	+13.7%
22	Japan Display Inc.	163	32	54	65	12	+20.4%
23	SONY GROUP CORPORATION	163	35	66	53	9	-19.7%
24	DUK SAN NEOLUX CO., LTD.	151	34	53	51	13	-3.8%
25	OSRAM Opto Semiconductors GmbH	147	35	42	60	10	+42.9%