Beijing, Jan. 15 -- Dongguan Dongsanshe Wenchuang Technology has secured a patent on Simulation Ice Sucker Pendant. Han Shaofeng developed the invention. The patent application number is CN202422958104U 20241202. The patent publication number is CN223395981 (U). International Patent Classification code is B44C5/00. The ab..

Beijing, Jan. 13 -- Beijing University of Chinese Medicine has submitted a patent application for Concha Margaritifera Quality Nondestructive Evaluation Method Based on Porosity of Three-dimensional Structure. Liu Yue and Hu Yuying developed the invention. The patent application number is CN202510667678 20250523. The patent p..