ALEXANDRIA, Va., July 16 -- United States Patent no. 12,670,617, issued on June 30, was assigned to ZHEJIANG LINGCHUANG NETWORK TECHNOLOGY Co. LTD. (Hangzhou City, China) and DONGSHENG SHENZHOU TOURISM MANAGEMENT Co. LTD. (Ningbo City, China).
"Method and system for intelligently controlling children's usage of screen terminal" was invented by Shuicai Huang (Hangzhou City, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "A method and a system for intelligently controlling children's usage of a screen terminal are provided in this disclosure, which relate to the technical field of intelligent home terminals. When children use the screen terminal, children's age can be automatically and intelligently ident...