ALEXANDRIA, Va., April 15 -- United States Patent no. D1,122,543, issued on April 14, was assigned to Beijing Roborock Technology Co. Ltd. (Beijing). "Washing and drying machine" was invented by Zhuo... और पढ़ें
ALEXANDRIA, Va., April 15 -- United States Patent no. D1,122,544, issued on April 14. "Steam cleaner" was invented by Jianfeng Huang (Yuyao, China). The patent was filed on Sept. 26, 2024, under App... और पढ़ें
ALEXANDRIA, Va., April 15 -- United States Patent no. D1,122,545, issued on April 14. "Violent fan" was invented by Kaixian Deng (Chenzhou, China). The patent was filed on March 17, 2025, under Appl... और पढ़ें
ALEXANDRIA, Va., April 15 -- United States Patent no. D1,122,546, issued on April 14, was assigned to SharkNinja Operating LLC (Needham, Mass.). "Wand vacuum" was invented by Junghwan Chei (Canton, M... और पढ़ें
ALEXANDRIA, Va., April 15 -- United States Patent no. D1,122,547, issued on April 14, was assigned to Shenzhen Henghuida Industry Co. Ltd. (Shenzhen, China). "Anti vibration pad set for washing machi... और पढ़ें
ALEXANDRIA, Va., April 15 -- United States Patent no. D1,122,548, issued on April 14, was assigned to Beijing Roborock Technology Co. Ltd. (Beijing). "Dust box for cleaning appliance" was invented by... और पढ़ें
ALEXANDRIA, Va., April 15 -- United States Patent no. D1,122,549, issued on April 14. "Nozzle attachment extension for a vacuum cleaner hose" was invented by Bryce Allen (Marietta, Ga.). The patent ... और पढ़ें
ALEXANDRIA, Va., April 15 -- United States Patent no. D1,122,550, issued on April 14. "Retractable dish rack" was invented by Rujun Zhang (Jishou, China). The patent was filed on Jan. 16, 2025, unde... और पढ़ें
ALEXANDRIA, Va., April 15 -- United States Patent no. D1,122,551, issued on April 14. "Dish rack" was invented by Yaping Zheng (Yiwu, China). The patent was filed on Feb. 2, 2025, under Application ... और पढ़ें
ALEXANDRIA, Va., April 15 -- United States Patent no. D1,122,552, issued on April 14, was assigned to Ningbo Deao Plastic Technology Co. Ltd. (Ningbo, China). "Foldable trolley" was invented by Jinli... और पढ़ें