ALEXANDRIA, Va., June 2 -- United States Patent no. 12,646,173, issued on June 2, was assigned to Monsanto Technology LLC (Saint Louis, Mo.).

"Methods for evaluating pollen germination, and related systems" was invented by Gretchen Spiess (O'Fallon, Mo.), Weilin Wang (Ballwin, Mo.) and Ross Zhan (Olivette, Mo.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Methods and systems are provided for use in evaluating quality of pollen grains. One example method includes germinating pollen grains of a crop in a fluid media and inserting a sample of the germinated pollen grains and fluid media into a flow chamber of a fluid imaging system. The sample flows through the flow chamber at a predefined rate, and images of ...