ALEXANDRIA, Va., Oct. 8 -- United States Patent no. 12,433,535, issued on Oct. 7, was assigned to AccuVein Inc. (Medford, N.Y.).

"Method and system for optimizing a projected vein image and identifying vein locations using vein scanner" was invented by Fred Wood (Medford, N.Y.), Vincent Luciano (Shoreham, N.Y.) and Ron Goldman (Cold Springs Harbor, N.Y.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A portable vein viewer apparatus may be battery powered and hand-held to reveal patient vasculature information to aid in venipuncture processes. The apparatus comprises a first laser diode emitting infrared light, and a second laser diode emitting only visible wavelengths, wherein vasculature absorbs a portion o...