GENEVA, Dec. 23 -- SHINHAN DIAMOND IND. CO., LTD. (375 Namdongdong-ro,Namdong-gu,Incheon 21635), 신한다이아몬드공업 주식회사 (인천광역시남동구남동동로 375) filed a patent application (PCT/KR2025/007887) for "TWINNED DIAMOND CLASSIFICATION METHOD" on Jun 10, 2025. With publication no. WO/2025/258963, the details related to the patent application was published on Dec 18, 2025.
Notably, the patent application was submitted under the International Patent Classification (IPC) system, which is managed by the World Intellectual Property Organization (WIPO).
Inventor(s): KIM, Sung Gyu (201-1205, 32 ...