ALEXANDRIA, Va., April 7 -- United States Patent no. 12,596,067, issued on April 7, was assigned to Repligen Corp. (Waltham, Mass.).

"Compact high resolution monochromatic light source for fluid sample concentration measurement" was invented by Matthew Muller (Cranford, N.J.), Richard Hall III (Bernardsville, N.J.), Yusheng Zhang (Stewartsville, N.J.) and Peter Halatin (Howell, N.J.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A compact light source for coupling to a movable optic probe may include a light emitting diode (LED), to generate a probe signal at a first bandwidth, an optic coupler, disposed adjacent to the LED, and arranged to couple the probe signal into the movable probe, and a narrow bandpas...