ALEXANDRIA, Va., March 12 -- United States Patent no. 12,250,446, issued on March 11, was assigned to Canon K.K. (Tokyo).

"Image processing apparatus, image pickup apparatus, and image processing method for acquiring polarization information" was invented by Rie Ishimatsu (Tochigi, Japan) and Tomohiko Ishibashi (Tochigi, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "An image processing apparatus includes at least one processor, and a memory coupled to the at least one processor, the memory storing instructions that, when executed by the processor, perform operations as a first acquiring unit, a second acquiring unit, a setting unit, and a third acquiring unit. The first acquiring unit is configured to...