ALEXANDRIA, Va., June 16 -- United States Patent no. 12,655,748, issued on June 16, was assigned to Chevron U.S.A. Inc. (San Ramon, Calif.).

"System and method for uncertainty calculation in unconventional hydrocarbon reservoirs" was invented by Han-Young Park (Katy, Texas), Baosheng Liang (Houston) and Yunhui Tan (Katy, Texas).

According to the abstract* released by the U.S. Patent & Trademark Office: "A system and method for uncertainty estimation of reservoir parameters in unconventional reservoirs using a physics-guided convolutional neural network to generate a plurality of reservoir models, a data analysis step, and an uncertainty step is disclosed. The method is a computationally efficient method to estimate uncertainties in models...