ALEXANDRIA, Va., Aug. 18 -- United States Patent no. D1,143,406, issued on Aug. 18. "Steam cleaning device" was invented by Jianying Chang (Jiaxing, China). The patent was filed on March 14, 2025, u... Read More
ALEXANDRIA, Va., Aug. 18 -- United States Patent no. D1,143,407, issued on Aug. 18. "Vacuum cleaner" was invented by Sen Yu (Ningbo City, China). The patent was filed on Aug. 25, 2025, under Applica... Read More
ALEXANDRIA, Va., Aug. 18 -- United States Patent no. D1,143,408, issued on Aug. 18. "Garment steamer" was invented by Xianjun Huang (Beiliu, China). The patent was filed on Aug. 25, 2025, under Appl... Read More
ALEXANDRIA, Va., Aug. 18 -- United States Patent no. D1,143,409, issued on Aug. 18. "Steam cleaner" was invented by Shenghua Liu (Ji'an, China). The patent was filed on Sept. 16, 2025, under Applica... Read More
ALEXANDRIA, Va., Aug. 18 -- United States Patent no. D1,143,410, issued on Aug. 18. "Steam cleaner" was invented by Yi Xu (Jinhua City, China). The patent was filed on Nov. 5, 2025, under Applicatio... Read More
ALEXANDRIA, Va., Aug. 18 -- United States Patent no. D1,143,411, issued on Aug. 18, was assigned to BEIJING ROBOROCK TECHNOLOGY Co. LTD. (Beijing). "Floor cleaning appliance with handheld part" was i... Read More
ALEXANDRIA, Va., Aug. 18 -- United States Patent no. D1,143,412, issued on Aug. 18, was assigned to Suzhou Ash-Clean Intelligent Technology Co. Ltd. (Changshu, China). "Handheld vacuum cleaner" was i... Read More
ALEXANDRIA, Va., Aug. 18 -- United States Patent no. D1,143,413, issued on Aug. 18. "Vacuum cleaner" was invented by Chunde Zhu (Ningbo, China). The patent was filed on April 28, 2025, under Applica... Read More
ALEXANDRIA, Va., Aug. 18 -- United States Patent no. D1,143,414, issued on Aug. 18, was assigned to Suzhou Ash-Clean Intelligent Technology Co. Ltd. (Changshu, China). "Vacuum cleaner" was invented b... Read More
ALEXANDRIA, Va., Aug. 18 -- United States Patent no. D1,143,415, issued on Aug. 18, was assigned to Jiangsu Prestin Smart Home Co. LTD (Huai'an, China). "Vacuum cleaner" was invented by Wugang Zhang ... Read More