Beijing, Oct. 24 -- Dechang Sanhui Jewelry Co Ltd has been granted a patent for High-stability Polishing Machine for Processing Jewelry Accessories. Zhou Wei developed the invention. The patent application number is CN202520552062U 20250327. The patent publication number is CN223889723 (U). International Patent Classification..

Geneva, Oct. 22 -- Bulgari SpA has sought patent for Method for Identifying a Piece of Jewellery or a Timepiece. This invention was developed by Piccirillo Ennio. The patent application number is WO2026EP59972 20260407. The patent publication number is WO2026215229 (A1). International Patent Classification codes are A44C9/00,..

Geneva, Oct. 22 -- Cipriano Marcos Vieira has submitted a patent application for Machine for Processing Ornamental Rocks. The patent application number is WO2025BR50478 20251023. The patent publication number is WO2026213663 (A1). International Patent Classification codes are B23D57/00, B23D61/18 and B28D1/22.