About 3 percent of the total patent applications filed with the #USPTO and #EPO in 2020 are related to nanotechnology; while the ratio is about 9% for #nano_articles.
About 9500 nanotechnology #patent_applications have been published in #USPTO up to October 2020, more than half of them belong to the United States while China, South Korea, and Japan possess the next ranks.
Nearly 3 percent of total patents in #USPTO and #EPO in 2019 are in the field of #nanotechnology while this share is about 10 percent for nanopublications.
#IBM has ranked first among all patent holders at the #USPTO having 600 #nanotechnology_patents filed by the end of September 2018.
#The_United_States has published approximately one #nano_patent in #USPTO and #EPO for every two #nano_articles, while that of #China has been one for every 43.
More than 80% of #USPTO #nano_patents in 2018, have been published by the #USA, #South_Korea, #Japan, #China and #Taiwan, respectively.
