ALEXANDRIA, Va., Aug. 12 -- United States Patent no. 12,386,046, issued on Aug. 12, was assigned to DENSO Corp. (Kariya, Japan).

"Optical ranging device and method for detecting occurrence of abnormality in the same" was invented by Yoshihide Tachino (Kariya, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "In an optical ranging device, a light source unit is configured to emit irradiation light to irradiate a measurement region, and a light receiving unit has a light-receiving surface provided with an array of single photon avalanche diodes (SPADs) and is configured to use the SPADs to detect photons of reflected light of the irradiation light. A controller is configured to control the light source unit...