ALEXANDRIA, Va., April 9 -- United States Patent no. 12,270,961, issued on April 8, was assigned to ExxonMobil Technology and Engineering Co. (Spring, Texas).

"Full wavefield inversion of ocean bottom seismic data" was invented by Dennis E. Willen (Conroe, Texas).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method of full wavefield inversion using simultaneous-source, ocean bottom sensor (OBS) data, including: obtaining, with a computer, simultaneous-source OBS data recorded by receivers in a seismic acquisition; generating, with a computer, synthetic OBS seismic data from a model based on reciprocity; blending, with a computer, the synthetic OBS seismic data; differencing, with a computer, the simultaneo...