Patents

Teeth Whitening Patent Awarded to Quorum Bio

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By: Christine Esposito

Editor-in-Chief

US Patent No. 10,172,769 B2 (Jae Hyun Sim, Bong Kyu Choi, Yu Jung Choi,  Hyung Kil Choi); Quorum Bio Co., Ltd., Seoul, has patented a method for whitening teeth that entails coating a tooth whitening composition including peroxide onto the teeth and radiating anions to the tooth whitening composition....

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