Ranking Year:
# | Company Name | Region | Tech Topics | Total |
|---|
1 | Noord-Holland, Netherlands | Patent: 3 | ||
2 |  STARTUP | United States | Patent: 1 | |
3 | Gansu Sheng, China | Patent: 1 | ||
4 | Heilongjiang Sheng, China | Patent: 1 | ||
5 | Shandong Sheng, China | Patent: 1 |
Top 5 Fast-growings companies in Portable oxygen concentrator
by Most Patent Filing In 1 Year in the world in 2021
The Portable oxygen concentrator top 5 is Discovery PatSnap’ annual ranking of the top 5 Most Patent Filing In 1 Year Portable oxygen concentrator Fast-growings in the world. 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.
A portable oxygen concentrator (POC) is a device used to provide oxygen therapy to people that require greater oxygen concentrations than the levels of ambient air. It is similar to a home oxygen concentrator (OC), but is smaller in size and more mobile. They are small enough to carry and many are now FAA-approved for use on airplanes.
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May 17 2025