Patent Theme

Magnetic Position Sensing

Methods and devices that determine the position, angle, or distance of an object by detecting changes in magnetic fields or inductive coupling.

6,127 US filings from 1,487 companies since 2023 · 2023: 1,622 · 2024: 1,942 · 2025: 1,825 · 2026 YTD: 738

Length / Distance MeasurementMeasurement (Non-specific)

Top companies

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

#	Company	Since 2023	2023	2024	2025	2026 YTD	YoY
1	TDK CORPORATION	385	114	110	127	34	+15.5%
2	Allegro MicroSystems, LLC	243	56	57	89	41	+56.1%
3	Infineon Technologies AG	200	59	72	54	15	-25.0%
4	SIEMENS HEALTHINEERS AG	188	·	48	104	36	+116.7%
5	Siemens Healthcare GmbH	144	97	47	·	·	—
6	MELEXIS TECHNOLOGIES SA	116	43	36	30	7	-16.7%
7	GE PRECISION HEALTHCARE LLC	89	17	28	27	17	-3.6%
8	Mitsubishi Electric Corporation	85	26	28	22	9	-21.4%
9	CANON MEDICAL SYSTEMS CORPORATION	79	16	23	26	14	+13.0%
10	KONINKLIJKE PHILIPS N.V.	78	20	29	23	6	-20.7%
11	Robert Bosch GmbH	71	13	24	22	12	-8.3%
12	Asahi Kasei Microdevices Corporation	66	8	28	17	13	-39.3%
13	DENSO CORPORATION	66	19	23	20	4	-13.0%
14	Hyperfine Operations, Inc.	61	29	17	12	3	-29.4%
15	SHANGHAI UNITED IMAGING HEALTHCARE CO., LTD.	57	15	19	16	7	-15.8%
16	Alps Alpine Co., Ltd.	53	8	14	24	7	+71.4%
17	Analog Devices International Unlimited Company	53	16	19	13	5	-31.6%
18	TEXAS INSTRUMENTS INCORPORATED	49	11	15	18	5	+20.0%
19	Honeywell International Inc.	46	11	10	18	7	+80.0%
20	LG INNOTEK CO., LTD.	46	11	15	16	4	+6.7%
21	MITUTOYO CORPORATION	42	9	11	12	10	+9.1%
22	KABUSHIKI KAISHA TOSHIBA	39	10	13	13	3	0.0%
23	Panasonic Intellectual Property Management Co., Ltd.	39	6	19	13	1	-31.6%
24	MINEBEA MITSUMI Inc.	37	8	19	8	2	-57.9%
25	DR. JOHANNES HEIDENHAIN GMBH	36	12	11	8	5	-27.3%