LITHIUM ION ADSORBENT, METHOD FOR PREPARING THEREOF AND APPLICATION THEREOF Application KR-102018434-B1 Republic of Korea 04 Sep 2019
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Surface-modified fluorescent carbon nanotubes for product verification Grant US-9006667-B2 United States of America 14 Apr 2015
SURFACE-MODIFIED FLUORESCENT CARBON NANOTUBES FOR PRODUCT VERIFICATION Application US-20130256529-A1 United States of America 03 Oct 2013