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Top 5 Key Players companies in NOx
by Most Patent Filings in the Netherlands in 2022

The NOx top 5 is Discovery PatSnap’ annual ranking of the top 5 Most Patent Filings NOx Key Players in the Netherlands. Discovery has identified the top key players, startups & unicorns, fast-growings, news entrants in 2022, ranking from differnt perspectives, including patent filing intensity, academic research capability, news media heat. The company list is generated from various data types.
In atmospheric chemistry, NO x is a generic term for the nitrogen oxides that are most relevant for air pollution, namely nitric oxide (NO) and nitrogen dioxide (NO 2 ). These gases contribute to the formation of smog and acid rain, as well as affecting tropospheric ozone.
#
Company Name
Region
Tech Topics
Total
1
Fuel-Tech NV
Construction engineering,Process optimization,Air pollution,
...[+2]
Patent: 60
2
Shell Internationale Research Maatschappij BV
Patent: 47
3
Stamicarbon BV
Stamicarbon,Chemical engineering,Fertilizer,
...[+1]
Patent: 17
4
Stichting Energieonderzoek Centrum Nederland
Asset management,Impact investing
Patent: 16
5
Albemarle Netherlands BV
Patent: 9
Page generation time: Jun 20 2025