Hydrograph awarded new u.s. patent for graphene-based actuator technology

Vancouver, british columbia, oct. 08, 2025 (globe newswire) -- hydrograph clean power inc. (cse: hg) (otcqb: hgraf) (“hydrograph” or the “company”), a leading producer of ultra-pure graphene, today announced that it has been granted u.s. patent no. 12,378,948 for a novel actuator technology that uses electrically conductive porous carbon materials, including hydrograph's proprietary fractal graphene™, to generate controlled mechanical force.
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