
Global share of green patent filings 2022, by industry
Among the GREEN100 organizations worldwide, energy and power was the main industry for which green patents were filed, accounting for over one-third of the filings in 2022. Patents filed by the GREEN100 organizations were distributed across 94 countries, of which China and Japan accounted for the largest share of green patent filings in the period.
The ranking of top 100 corporations takes into account the overall quality of the company's patent portfolio, including green portfolio size, share of high quality patents, and the share of green patents in the total portfolio.