ALEXANDRIA, Va., June 9 -- United States Patent no. 12,288,197, issued on April 29, was assigned to Pontoro Inc. (Mountain View, Calif.).

"Multi-tier tokenization platform system" was invented by Monique Vaddhana-Moni Sinmao (Clifton, Va.), Antonio Vitti (Fremont, Calif.), Ka Hang Simon Sham (Hong Kong) and Robert Dewing (Mountain Lakes, N.J.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A platform implementing a two-tier tokenization process to build a digital asset pool at a server. An application builds the digital asset pool, initializes general asset tokens to represent pro-rata ownership interests in a general pool of assets, and uses general asset tokens to create specific asset tokens to represent o...