Haydale files graphene conductive ink anti-counterfeiting patent UK-based graphene producer Haydale has filed a UK patent application for its PATit anti-counterfeiting technology. The tech utilizes proprietary software codes and graphene-based conductive ink. The combination of Haydale's ability to formulate bespoke graphene-based transparent conductive inks and its proprietary software developed inhouse allows an anti-counterfeiting device to "read" Haydale's
