Loudspeaker Acoustic Design

Engineering solutions for optimizing the acoustic performance and mechanical stability of loudspeakers, including diaphragm materials, spider geometries, vibration suppression, and integration into other devices.

5,604 US filings from 967 companies since 2023 · 2023: 1,637 · 2024: 1,683 · 2025: 1,549 · 2026 YTD: 735

Loudspeakers & Microphones

Top companies

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

#	Company	Since 2023	2023	2024	2025	2026 YTD	YoY
1	SHENZHEN SHOKZ CO., LTD.	545	158	164	152	71	-7.3%
2	AAC Microtech (Changzhou) Co., Ltd.	466	119	148	152	47	+2.7%
3	LG DISPLAY CO., LTD.	200	55	76	48	21	-36.8%
4	SAMSUNG ELECTRONICS CO., LTD.	144	35	45	33	31	-26.7%
5	Apple Inc.	135	46	37	39	13	+5.4%
6	GOERTEK INC.	126	36	54	29	7	-46.3%
7	AAC ACOUSTIC TECHNOLOGIES (SHENZHEN) CO., LTD.	125	44	31	42	8	+35.5%
8	HARMAN INTERNATIONAL INDUSTRIES, INCORPORATED	111	28	34	37	12	+8.8%
9	Bose Corporation	77	35	22	17	3	-22.7%
10	Alps Alpine Co., Ltd.	70	14	18	21	17	+16.7%
11	GOOGLE LLC	59	18	25	12	4	-52.0%
12	Knowles Electronics, LLC	59	38	14	4	3	-71.4%
13	TOYOTA MOTOR ENGINEERING & MANUFACTURING NORTH AMERICA, INC.	54	21	13	13	7	0.0%
14	SONY GROUP CORPORATION	50	14	19	12	5	-36.8%
15	Huawei Technologies Co., Ltd.	47	12	11	20	4	+81.8%
16	YAMAHA CORPORATION	46	15	17	8	6	-52.9%
17	Panasonic Intellectual Property Management Co., Ltd.	43	23	11	8	1	-27.3%
18	TOYOTA JIDOSHA KABUSHIKI KAISHA	41	9	12	12	8	0.0%
19	MERRY ELECTRONICS (SUZHOU) CO., LTD.	40	5	7	11	17	+57.1%
20	DELL PRODUCTS L.P.	39	6	11	11	11	0.0%
21	Harman Becker Automotive Systems GmbH	38	8	10	13	7	+30.0%
22	AAC Technologies (Nanjing) Co., Ltd.	37	1	19	17	·	-10.5%
23	PSS BELGIUM NV	37	7	12	13	5	+8.3%
24	AAC Technologies Pte. Ltd.	35	1	12	13	9	+8.3%
25	AAC Kaitai Technologies (Wuhan) CO., LTD	35	12	9	6	8	-33.3%