March 9, 2022by Team HPQ HPQ Silicon issued U.S. patent for PUREVAP™ Quartz Reduction Reactor technology
November 29, 2021by Team HPQ HPQ Silicon receives U.S. Patent for its PUREVAP™ Quartz Reduction Reactor Technology
December 29, 2020by Team HPQ HPQ Files Provisional Patent Application for Silicon By-Product Created by PUREVAP™ QRR as Anode Material for Lithium-Ion Batteries
