ALEXANDRIA, Va., Jan. 28 -- United States Patent no. 12,535,414, issued on Jan. 27, was assigned to KYUSHU UNIVERSITY NATIONAL UNIVERSITY Corp. (Fukuoka, Japan).

"Plant sensor device and method for active optical sensing of plants" was invented by Atsushi Kume (Fukuoka, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A plant sensor device that suppresses the influence of external light from the surrounding environment and determine highly accurate parameters relating to the leaf biomass of a plant with a simple and low-cost configuration for quantifying the degree of plant growth, which is a plant sensor device 100, including: a light source 11 that intermittently irradiates a plant with near-infrared l...