Magnetic Resonance Sensing

Methods and apparatus for measuring magnetic fields or utilizing magnetic resonance principles for medical diagnostics, material analysis, or precise localization, including gradient field measurement in MRI.

8,726 US filings from 2,044 companies since 2023 · 2023: 2,631 · 2024: 2,553 · 2025: 2,533 · 2026 YTD: 1,009

Electrical Measurement

Top companies

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

#	Company	Since 2023	2023	2024	2025	2026 YTD	YoY
1	SIEMENS HEALTHINEERS AG	473	·	109	254	110	+133.0%
2	Siemens Healthcare GmbH	367	259	105	3	·	-97.1%
3	GE PRECISION HEALTHCARE LLC	326	61	93	120	52	+29.0%
4	TDK CORPORATION	325	106	92	102	25	+10.9%
5	KONINKLIJKE PHILIPS N.V.	320	91	104	99	26	-4.8%
6	CANON MEDICAL SYSTEMS CORPORATION	311	102	87	86	36	-1.1%
7	SHANGHAI UNITED IMAGING HEALTHCARE CO., LTD.	236	79	70	59	28	-15.7%
8	Allegro MicroSystems, LLC	132	33	32	46	21	+43.8%
9	FUJIFILM CORPORATION	100	2	10	66	22	+560.0%
10	BIOSENSE WEBSTER (ISRAEL) LTD.	98	29	32	28	9	-12.5%
11	Hyperfine Operations, Inc.	92	43	23	21	5	-8.7%
12	Infineon Technologies AG	73	18	27	23	5	-14.8%
13	The General Hospital Corporation	72	25	19	19	9	0.0%
14	The Regents of the University of California	71	19	22	22	8	0.0%
15	FUJIFILM Healthcare Corporation	60	23	34	3	·	-91.2%
16	Halliburton Energy Services, Inc.	44	15	9	17	3	+88.9%
17	Covidien LP	43	15	9	12	7	+33.3%
18	Siemens Medical Solutions USA, Inc.	38	11	10	14	3	+40.0%
19	Regents of the University of Minnesota	37	11	12	8	6	-33.3%
20	Synaptive Medical Inc.	35	22	7	1	5	-85.7%
21	ZHEJIANG UNIVERSITY	34	11	12	8	3	-33.3%
22	CASE WESTERN RESERVE UNIVERSITY	33	13	7	11	2	+57.1%
23	Bard Access Systems, Inc.	32	6	7	15	4	+114.3%
24	Kyoto University	32	9	9	10	4	+11.1%
25	Siemens Healthcare Limited	32	9	4	13	6	+225.0%