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.

5,378 US filings from 944 companies since 2023 · 2023: 1,411 · 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.	528	141	164	152	71	-7.3%
2	AAC Microtech (Changzhou) Co., Ltd.	444	97	148	152	47	+2.7%
3	LG DISPLAY CO., LTD.	193	48	76	48	21	-36.8%
4	SAMSUNG ELECTRONICS CO., LTD.	139	30	45	33	31	-26.7%
5	Apple Inc.	129	40	37	39	13	+5.4%
6	GOERTEK INC.	123	33	54	29	7	-46.3%
7	AAC ACOUSTIC TECHNOLOGIES (SHENZHEN) CO., LTD.	121	40	31	42	8	+35.5%
8	HARMAN INTERNATIONAL INDUSTRIES, INCORPORATED	105	22	34	37	12	+8.8%
9	Bose Corporation	77	35	22	17	3	-22.7%
10	Alps Alpine Co., Ltd.	67	11	18	21	17	+16.7%
11	GOOGLE LLC	57	16	25	12	4	-52.0%
12	Knowles Electronics, LLC	54	33	14	4	3	-71.4%
13	TOYOTA MOTOR ENGINEERING & MANUFACTURING NORTH AMERICA, INC.	51	18	13	13	7	0.0%
14	Huawei Technologies Co., Ltd.	46	11	11	20	4	+81.8%
15	YAMAHA CORPORATION	46	15	17	8	6	-52.9%
16	SONY GROUP CORPORATION	44	8	19	12	5	-36.8%
17	MERRY ELECTRONICS (SUZHOU) CO., LTD.	39	4	7	11	17	+57.1%
18	TOYOTA JIDOSHA KABUSHIKI KAISHA	39	7	12	12	8	0.0%
19	Harman Becker Automotive Systems GmbH	38	8	10	13	7	+30.0%
20	Panasonic Intellectual Property Management Co., Ltd.	38	18	11	8	1	-27.3%
21	AAC Technologies (Nanjing) Co., Ltd.	37	1	19	17	·	-10.5%
22	DELL PRODUCTS L.P.	37	4	11	11	11	0.0%
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	33	10	9	6	8	-33.3%