Advanced Material Characterization

Techniques and systems for precisely measuring electrical or electromagnetic properties of materials or components, often involving specialized resonators, waveguides, or multi-range measurement systems to ensure accuracy.

9,058 US filings from 2,876 companies since 2023 · 2023: 2,440 · 2024: 2,733 · 2025: 2,671 · 2026 YTD: 1,214

Electrical MeasurementSemiconductor Testing

Top companies

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

#	Company	Since 2023	2023	2024	2025	2026 YTD	YoY
1	ROHDE & SCHWARZ GMBH & CO. KG	209	51	51	77	30	+51.0%
2	SAMSUNG ELECTRONICS CO., LTD.	122	27	33	44	18	+33.3%
3	SHIMADZU CORPORATION	94	23	31	28	12	-9.7%
4	HITACHI HIGH-TECH CORPORATION	67	18	10	31	8	+210.0%
5	TEKTRONIX, INC.	65	19	21	15	10	-28.6%
6	The Boeing Company	64	16	19	17	12	-10.5%
7	Rigaku Corporation	63	25	21	12	5	-42.9%
8	Taiwan Semiconductor Manufacturing Company, Ltd.	63	16	18	22	7	+22.2%
9	SAUDI ARABIAN OIL COMPANY	58	20	19	13	6	-31.6%
10	Applied Materials, Inc.	56	10	18	22	6	+22.2%
11	ASML Netherlands B.V.	53	16	13	20	4	+53.8%
12	ADVANTEST CORPORATION	51	11	15	16	9	+6.7%
13	KABUSHIKI KAISHA TOSHIBA	50	17	10	17	6	+70.0%
14	Infineon Technologies AG	48	16	17	9	6	-47.1%
15	TEXAS INSTRUMENTS INCORPORATED	47	12	16	14	5	-12.5%
16	COMMISSARIAT A L'ENERGIE ATOMIQUE ET AUX ENERGIES ALTERNATIVES	46	14	15	10	7	-33.3%
17	CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE	45	15	10	13	7	+30.0%
18	KLA Corporation	44	8	13	19	4	+46.2%
19	Nippon Telegraph and Telephone Corporation	44	10	22	12	·	-45.5%
20	TOKYO ELECTRON LIMITED	43	6	16	17	4	+6.2%
21	Cirrus Logic International Semiconductor Ltd.	40	5	17	12	6	-29.4%
22	HAMAMATSU PHOTONICS K.K.	40	9	10	12	9	+20.0%
23	International Business Machines Corporation	40	9	10	14	7	+40.0%
24	Mitsubishi Electric Corporation	40	12	15	6	7	-60.0%
25	FEI Company	39	6	9	14	10	+55.6%