GENEVA, June 2 -- GUANGDONG OCEAN UNIVERSITY (No.1 Haida Road, Mazhang DistrictZhanjiang, Guangdong 524088), 广东海洋大学 (中国广东省湛江市麻章区海大路1号), YANGJIANG PENGZHEN TECHNOLOGY CO., LTD (Longtoushan Industrial Zone, Beiguan Town, Yangdong DistrictYangjiang, Guangdong 529500), 阳江市鹏臻科技有限公司 (中国广东省阳江市阳东区北惯镇龙头山工业区) filed a patent application (PCT/CN2024/105621) for "KNIFE STRUCTURE WITH SIDE SERRATI...