Top 50 Key Players companies in Portable oxygen concentrator by Most Patent Citation in the world in 2019 – Discovery

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The Portable oxygen concentrator top 50 is Discovery PatSnap’ annual ranking of the top 50 Most Patent Citation Portable oxygen concentrator Key Players in the world. Discovery has identified the top key players, startups & unicorns, fast-growings, news entrants in 2019, 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 citation: 1,051
2	Teijin Ltd.	Tokyo, Japan	Synthetic rubber,Chemical engineering,Polycarbonate, ...[+2]	patent citation: 1,019
3	Air Liquide Santé France SA	Île-de-France, France	Medical equipment,Medicine	patent citation: 286
4	Respironics OxyTec, Inc.	California, United States	Portable oxygen concentrator,Oxygen	patent citation: 266
5	Air Liquide America Corp.	Texas, United States	Industrial gas,Chemical engineering	patent citation: 221
6	VBOX, Inc.	Minnesota, United States	Oxygen concentrator,Medical equipment,Wearable technology, ...[+2]	patent citation: 166
7	DeVilbiss Healthcare LLC	Pennsylvania, United States	Oxygen concentrator,Nebulizer,Medical equipment, ...[+2]	patent citation: 157
8	Koninklijke Philips NV	Noord-Holland, Netherlands	Health care,Wellness Programs,Medical imaging, ...[+2]	patent citation: 144
9	Respironics, Inc.	United States	Software development,Medical equipment,Health care, ...[+2]	patent citation: 100
10	RIC Investments LLC	Pennsylvania, United States	National security,Aerospace	patent citation: 89
11	Sanyo Electronic Industries Co. Ltd.	Okayama, Japan	Electronic product,Computer hardware,Electronics, ...[+2]	patent citation: 85
12	Terumo Corp.	Tokyo, Japan	Health care,Blood management,Syringe, ...[+2]	patent citation: 84
13	SeQual Technologies, Inc.	California, United States	Oxygen,Oxygen concentrator,Health care, ...[+2]	patent citation: 82
14	Ikiken KK	Saitama, Japan	Oxygen,Medical equipment,Medicine	patent citation: 69
15	Aptiv Plc	DUBLIN, Ireland	Electric vehicle,Automotive engineering,Software, ...[+2]	patent citation: 54
16	Delphi Technology, Inc.	Massachusetts, United States	Software,Business intelligence,Systems design, ...[+2]	patent citation: 54
17	Precision Medical, Inc.	Pennsylvania, United States	Medical equipment,Oxygen concentrator,Breathing, ...[+2]	patent citation: 46
18	Separation Design Group LLC	Pennsylvania, United States	Oxygen,Medical product	patent citation: 45
19	AirSep Corp.	New York, United States	Oxygen concentrator,Oxygen,Industrial gas, ...[+2]	patent citation: 36
20	Oxus America, Inc.	Michigan, United States	Oxygen concentrator,Medical equipment,Health care, ...[+2]	patent citation: 34
21	Yazaki Corp.	Tokyo, Japan	Electronic component,Automotive engineering,Cable harness, ...[+2]	patent citation: 20
22	Inogen, Inc.	California, United States	Medical equipment,Oxygen therapy,Health care, ...[+2]	patent citation: 19
23	Sumitomo Bakelite Co., Ltd.	Tokyo, Japan	Semiconductor,Materials science,Bakelite, ...[+2]	patent citation: 13
24	CST2000 LLC	Maine, United States	Information technology consulting,Custom software,Software testing	patent citation: 9
25	NGK SPARK PLUG CO., LTD.	Aichi, Japan	Spark plug,Automotive engineering,Ceramic art, ...[+2]	patent citation: 8
26	Teijin Pharma Ltd.	Tokyo, Japan	Medical equipment,Respiratory disease,Oxygen concentrator, ...[+2]	patent citation: 8
27	Oxus Co., Ltd.	South Korea	Oxygen,Medical equipment,Medicine, ...[+1]	patent citation: 6
28	Jichi Medical University	Japan		patent citation: 5
29	Litton Industries, Inc.	California, United States	Electronics,Radio wave,Vacuum tube	patent citation: 3
30	Fukuda Sangyo Co. Ltd.	JP		patent citation: 3
31	Cobham Mission Systems Davenport LSS, Inc.	Iowa, United States		patent citation: 3
32	Panasonic Holdings Corp.	Osaka, Japan	Semiconductor,Industrial engineering,Electronics, ...[+2]	patent citation: 2
33	Nippon Sanso Holdings Corp.	Osaka, Japan	Industrial gas,Petroleum industry,Nitrogen, ...[+2]	patent citation: 2
34	SANYO Electric Co., Ltd.	Osaka, Japan	Semiconductor,Computer hardware,Software, ...[+2]	patent citation: 2
35	Fujikura Composite, Inc.	Tokyo, Japan	Control equipment,C-reactive protein,Carbon fiber reinforced polymer, ...[+2]	patent citation: 2
36	Breathe Technologies, Inc.	California, United States	Breathing,Medical equipment,Health care, ...[+2]	patent citation: 2
37	Matsushita Electronics Corp.	Osaka, Japan	Electronics,Computer hardware,DVD player, ...[+2]	patent citation: 2
38	Inotec AMD Ltd.	Cambridgeshire, United Kingdom	Oxygen therapy,Oxygen,Dermatology, ...[+2]	patent citation: 2
39	Nippon Sanso KK	Japan	Industrial gas,Chemical engineering,Liquid helium, ...[+2]	patent citation: 2
40	STARTUP Roam Technologies Pty Ltd.	New South Wales, Australia	Oxygen,Medical equipment,Health care, ...[+2]	patent citation: 2
41	STARTUP React Health Inc.	United States	Sleep apnea,Medical equipment,Health care, ...[+2]	patent citation: 1
42	Inova Labs, Inc.	Texas, United States	Direct patient care,Medical equipment,Health care, ...[+2]	patent citation: 1
43	ResMed Pty Ltd.	Australia	Medicine	patent citation: 1
44	Air Products & Chemicals, Inc.	Pennsylvania, United States	Industrial gas,Chemical engineering,Helium, ...[+2]	patent citation: 0
45	Haier Smart Home Co., Ltd.	Shandong Sheng, China	Conditioners,Electronics,Refrigeration, ...[+2]	patent citation: 0
46	Fukuda Denshi Co., Ltd.	Tokyo, Japan	Medical equipment,Medicine,Consumables, ...[+2]	patent citation: 0
47	Vapotherm, Inc.	New Hampshire, United States	Medical equipment,Health care,Heliox, ...[+2]	patent citation: 0
48	Lifeline Scientific, Inc.	Illinois, United States	Biopreservation,Medical equipment,Health care, ...[+2]	patent citation: 0
49	STARTUP Ventec Life Systems, Inc.	Washington, United States	Medical equipment,Medical ventilator,Health care, ...[+2]	patent citation: 0
50	Cambridge Design Partnership LLP	Cambridgeshire, United Kingdom	Product design	patent citation: 0