Beijing, July 8 -- King Tai Fook Jewelry Co Ltd has submitted a patent application for Preparation Method of Artificial Diamond. This invention was developed by Yao Runxiong. The patent application number is CN202610281944 20260310. The patent publication number is CN121802544 (A). International Patent Classification codes ar..

Alexandria, July 7 -- Venolia Scarlet Jeanena and Venolia Gina Danielle have submitted a patent application for Toolkit and Method for Embedding Flat Padded Earring Posts into Polymer Clay Jewelry. The patent application number is US202519337384 20250923. The patent publication number is US20260182711 (A1). International Pate..

Beijing, July 2 -- State Intellectual Property Office of China has received Shenzhen Haochong Jewelry Tech Co Ltd patent application for Photoetching Processing Technology for Surface Texture of Gold Ornament. Guo Lichun developed the invention. The patent application number is CN202411351730 20240926. The patent publication ..