Alexandria, Aug. 20 -- Sarine Color Technologies has obtained a patent for system and method of unique identifying a gemstone. This invention was developed by Navot Yifta, Spirman Omri, Shilon Ofek, Kerner Abraham and Levami Uzi. The patent application number is 15/564,565. The International Patent Classification codes are G06K ..

Seoul, Aug. 20 -- Korean Intellectual Property Office has published Gim Myeong Gil and Park Ah Ran's patent application for method of manufacturing jewelry. The patent application number is KR20160145942 20161103. The patent publication number is KR20180049701 (A). International Patent Classification codes are A44C17/02, A44C..

Seoul, Aug. 20 -- Korean Intellectual Property Office has published Univ of Seoul Industry Cooperation Foundation's patent application for method of uniting different kind of jewelries using metal thin-film. The invention was developed by Song Oh Sung and Song Jeong Ho. The patent application number is KR20160146809 20161104...

Beijing, Aug. 18 -- State Intellectual Property Office of China has released Guangzhou CVTE Electronic Tech's patent application for automatic color-changing method for jewelry and jewelry. This invention was developed by Luo Xing. The patent application number is CN20161130075 20161115. The patent publication number is CN106..