About Vice-Principal ResearchQueen's Partnerships and Innovation is pleased to report the issuance of U.S. Patent No., 11,760,639 entitled, "Graphene Nanoplatelets Derived from Thermomechanical Exfoliation of Graphite," on September 19, 2023 to Marianna Kontopoulou and Osayuki Osazuwa. The patent relates to a method of exfoliating layered, shearable material and a machine for preparing nanoplatelets.