ALEXANDRIA, Va., June 2 -- United States Patent no. 12,645,072, issued on June 2, was assigned to EZCONN Corp. (New Taipei City, Taiwan).

"Achromatic optical subassembly" was invented by Chin-Tsung Wu (New Taipei City, Taiwan).

According to the abstract* released by the U.S. Patent & Trademark Office: "An achromatic optical subassembly is suitable for connecting with an optical fiber. The achromatic optical subassembly includes a light-emitting unit, a light guide unit and an achromatic unit. The light-emitting includes a light source with broad spectral width used for optical fiber, wherein the spectral width of the light source with broad spectral width is at least greater than 30 nm. The light guide unit is disposed opposite the light-...