Piezoelectric Transducers & Films

Focuses on the design, fabrication, and application of piezoelectric materials and devices for sensing, actuation, or wave generation, including material properties, single crystal growth, and protective layers.

5,374 US filings from 990 companies since 2023 · 2023: 1,614 · 2024: 1,583 · 2025: 1,521 · 2026 YTD: 656

Inorganic Devices (Thermoelectric, Piezo)

Top companies

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

#	Company	Since 2023	2023	2024	2025	2026 YTD	YoY
1	Murata Manufacturing Co., Ltd.	932	256	321	254	101	-20.9%
2	Skyworks Solutions, Inc.	382	142	78	107	55	+37.2%
3	Seiko Epson Corporation	183	65	44	48	26	+9.1%
4	LG DISPLAY CO., LTD.	112	29	38	34	11	-10.5%
5	Skyworks Global Pte. Ltd.	94	23	8	42	21	+425.0%
6	Soitec	88	23	29	24	12	-17.2%
7	Qorvo US, Inc.	84	25	24	26	9	+8.3%
8	FUJIFILM CORPORATION	81	24	29	22	6	-24.1%
9	RF360 Singapore Pte. Ltd.	70	2	20	34	14	+70.0%
10	KYOCERA CORPORATION	67	19	16	23	9	+43.8%
11	TDK CORPORATION	64	14	13	28	9	+115.4%
12	Shenzhen Newsonic Technologies Co., Ltd.	63	24	20	14	5	-30.0%
13	BOE Technology Group Co., Ltd.	60	14	21	18	7	-14.3%
14	TAIYO YUDEN CO., LTD.	50	17	15	12	6	-20.0%
15	Taiwan Semiconductor Manufacturing Company, Ltd.	50	11	16	17	6	+6.2%
16	STMICROELECTRONICS S.r.l.	43	12	18	9	4	-50.0%
17	TEXAS INSTRUMENTS INCORPORATED	42	14	10	10	8	0.0%
18	Akoustis, Inc.	40	26	8	6	·	-25.0%
19	Infineon Technologies AG	35	11	12	8	4	-33.3%
20	NGK INSULATORS, LTD.	34	10	10	11	3	+10.0%
21	Exo Imaging, Inc.	33	8	13	9	3	-30.8%
22	QUALCOMM Incorporated	33	6	6	7	14	+16.7%
23	WISOL CO., LTD.	33	5	11	12	5	+9.1%
24	BFLY OPERATIONS, INC.	31	16	10	5	·	-50.0%
25	DENSO CORPORATION	30	14	2	7	7	+250.0%