ALEXANDRIA, Va., May 19 -- United States Patent no. 12,631,545, issued on May 19, was assigned to Becton Dickinson and Co. (Franklin Lakes, N.J.).

"Method and systems for determining drop delay using scatter signals across spatially separated lasers" was invented by Matthew Bahr (San Jose, Calif.), Christopher Ghazi (San Jose, Calif.) and Keegan Owsley (Campbell, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Aspects of the present disclosure include methods for determining drop delay of a particle in a flow stream (e.g., in a particle analyzer). Methods according to certain embodiments include irradiating the particle in the flow stream with two or more spatially separated lasers, detecting light fro...