ALEXANDRIA, Va., June 17 -- United States Patent no. 12,313,546, issued on May 27, was assigned to Robert Bosch GmbH (Stuttgart, Germany).

"Sensing devices and chemosensors and compositions relating thereto" was invented by Mordechai Kornbluth (Brighton, Mass.) and Kaushal Sagar (Singapore).

According to the abstract* released by the U.S. Patent & Trademark Office: "A composition includes a 1,8-naphthalimide fluorophore, a spacer bound to the 1,8-naphthalimide fluorophore and a thiazole-based receptor having an unsaturated heterocycle ring bound to the spacer. The composition may be employed as a chemosensor configured to capture an ion in a fluid medium. The chemosensor may further be incorporated into a sensing device configured to dete...