Top 20 Key Players companies in Portable oxygen concentrator by Most Patent Filings in the United States in 2021 – Discovery

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The Portable oxygen concentrator top 20 is Discovery PatSnap’ annual ranking of the top 20 Most Patent Filings Portable oxygen concentrator Key Players in the United States. Discovery has identified the top key players, startups & unicorns, fast-growings, news entrants in 2021, ranking from differnt perspectives, including patent filing intensity, academic research capability, news media heat. The company list is generated from various data types.

Ranking Year:

Region:

Ranking:

1	CAIRE, Inc.	United States	Liquid oxygen,Computer hardware,Oxygen therapy, ...[+2]	Patent: 16
2	SeQual Technologies, Inc.	California, United States	Oxygen,Oxygen concentrator,Health care, ...[+2]	Patent: 15
3	Respironics, Inc.	United States	Software development,Medical equipment,Health care, ...[+2]	Patent: 9
4	Delphi Technology, Inc.	Massachusetts, United States	Software,Business intelligence,Systems design, ...[+2]	Patent: 8
5	Air Products & Chemicals, Inc.	Pennsylvania, United States	Industrial gas,Chemical engineering,Helium, ...[+2]	Patent: 7
6	STARTUP React Health Inc.	United States	Sleep apnea,Medical equipment,Health care, ...[+2]	Patent: 7
7	Separation Design Group LLC	Pennsylvania, United States	Oxygen,Medical product	Patent: 7
8	Respironics OxyTec, Inc.	California, United States	Portable oxygen concentrator,Oxygen	Patent: 7
9	STARTUP Ventec Life Systems, Inc.	Washington, United States	Medical equipment,Medical ventilator,Health care, ...[+2]	Patent: 4
10	AVENTICS Corp.	Kentucky, United States	Automation,Manufacturing engineering,Industrial engineering, ...[+2]	Patent: 4
11	Breathe Technologies, Inc.	California, United States	Breathing,Medical equipment,Health care, ...[+2]	Patent: 3
12	VBOX, Inc.	Minnesota, United States	Oxygen concentrator,Medical equipment,Wearable technology, ...[+2]	Patent: 3
13	RIC Investments LLC	Pennsylvania, United States	National security,Aerospace	Patent: 3
14	Inogen, Inc.	California, United States	Medical equipment,Oxygen therapy,Health care, ...[+2]	Patent: 2
15	Litton Industries, Inc.	California, United States	Electronics,Radio wave,Vacuum tube	Patent: 2
16	Vapotherm, Inc.	New Hampshire, United States	Medical equipment,Health care,Heliox, ...[+2]	Patent: 2
17	Lifeline Scientific, Inc.	Illinois, United States	Biopreservation,Medical equipment,Health care, ...[+2]	Patent: 1
18	DeVilbiss Healthcare LLC	Pennsylvania, United States	Oxygen concentrator,Nebulizer,Medical equipment, ...[+2]	Patent: 1
19	Air Liquide America Corp.	Texas, United States	Industrial gas,Chemical engineering	Patent: 1
20	Precision Medical, Inc.	Pennsylvania, United States	Medical equipment,Oxygen concentrator,Breathing, ...[+2]	Patent: 1