ALEXANDRIA, Va., Sept. 15 -- United States Patent no. 12,738,348, issued on Sept. 15, was assigned to OPTOELECTRONICS Co. LTD (Saitama, Japan).

"Optical information reading apparatus and method" was invented by Mitsuaki Hirono (Saitama, Japan), Shuji Noda (Saitama, Japan), Nobutake Fusayasu (Saitama, Japan) and Takashi Sampei (Saitama, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "An apparatus that detects a cap attached to a container containing a specimen or a reagent, and includes: an imager that acquires an image of the container together with a pattern arranged in a background of the container; and a controller that decodes from the image a code attached to the container. The controller recognize...