Global share of green patent filings 2020, by country
Japan accounted for the largest share of the leading 100 companies which had filed the most green patent applications in the five years between January 01, 2015, and February 29,
2020 making up over 30 percent of the filings. Patents filed by the GREEN100 organizations were distributed across 48 countries, of which only Japan and the United States accounted for more than half of the green patent filings during that time.