ALEXANDRIA, Va., July 14 -- United States Patent no. 12,681,745, issued on July 14, was assigned to Microsoft Technology Licensing LLC (Redmond, Wash.).

"Multi-user virtual machine platform" was invented by Chunyuan Ge (Shanghai), Kunfu Zhong (Suzhou, China), Liu He (Suzhou, China), Bhavya Chopra (Issaquah, Wash.), Ge Shen (Suzhou, China) and Jie Liu (Bellevue, Wash.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A multi-user virtual machine (VM) system is disclosed herein. Upon receiving a user login, first persistent storage and a first network interface card (NIC) are attached to a VM, where the VM operates as a personal computing device of a first user. Upon receiving a logout request for the user, the f...