2020 IPO Rankings

Posted on 15 Apr, 2021 by Hanley Flight & Zimmerman

The Intellectual Property Owners Association (IPO) published its report on the top 300 patent owners in the world based on activity completed in 2020. HFZ represents 24% of the top 25 U.S. patenting entities. Congratulations to HFZ’s clients for their outstanding showing in leading the world in innovation. View the report at