Patent Theme

Respiratory Therapy Devices

Systems and devices for delivering gases, aerosols, or pressure support to the respiratory system, often including interfaces like masks and sophisticated control mechanisms for therapeutic effect or airway management.

5,463 US filings from 1,350 companies since 2023 · 2023: 1,510 · 2024: 1,735 · 2025: 1,567 · 2026 YTD: 651

Drug Delivery Devices

Top companies

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

#	Company	Since 2023	2023	2024	2025	2026 YTD	YoY
1	Fisher & Paykel Healthcare Limited	712	147	242	242	81	0.0%
2	ResMed Pty Ltd	644	204	202	179	59	-11.4%
3	KONINKLIJKE PHILIPS N.V.	187	61	65	39	22	-40.0%
4	Covidien LP	82	32	37	11	2	-70.3%
5	LOEWENSTEIN MEDICAL TECHNOLOGY S.A.	65	18	19	16	12	-15.8%
6	ZOLL Medical Corporation	58	17	17	18	6	+5.9%
7	ResMed Sensor Technologies Limited	56	24	21	6	5	-71.4%
8	DRÄGERWERK AG & CO. KGAA	53	15	20	12	6	-40.0%
9	ResMed Asia Pte. Ltd.	51	23	6	14	8	+133.3%
10	DCSTAR INC	50	3	8	36	3	+350.0%
11	BMC MEDICAL CO., LTD.	40	8	18	9	5	-50.0%
12	Resmed Inc.	38	7	19	7	5	-63.2%
13	Vapotherm, Inc.	34	9	10	10	5	0.0%
14	T.J.Smith and Nephew,Limited	34	8	11	10	5	-9.1%
15	Mallinckrodt Pharmaceuticals Ireland Limited	28	10	9	7	2	-22.2%
16	Murata Manufacturing Co., Ltd.	28	6	11	9	2	-18.2%
17	Pulmonx Corporation	28	5	13	6	4	-53.8%
18	ResMed Motor Technologies Inc.	26	3	15	6	2	-60.0%
19	Telesair, Inc.	26	6	12	4	4	-66.7%
20	The Regents of the University of California	22	6	7	6	3	-14.3%
21	VERO Biotech Inc.	22	4	8	6	4	-25.0%
22	Aerin Medical Inc.	21	4	7	8	2	+14.3%
23	BREATHE TECHNOLOGIES, INC.	21	6	9	4	2	-55.6%
24	GE PRECISION HEALTHCARE LLC	21	6	8	7	·	-12.5%
25	Trudell Medical International	21	10	11	·	·	—