ALEXANDRIA, Va., Sept. 3 -- United States Patent no. 12,405,277, issued on Sept. 2, was assigned to EIKEN KAGAKU K.K. (Tokyo).
"Hemoglobin assay reagent, assay kit and assay method" was invented by Megumi Yui (Tochigi, Japan) and Mitsuru Makinodan (Tochigi, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "An object of the present invention is to provide a hemoglobin measurement reagent and measurement method that allow for more accurate measurement of the amount of hemoglobin by suppressing a decrease in a measured value of hemoglobin triggered by the addition of haptoglobin. The reagent for measuring hemoglobin of the present invention includes: an insoluble carrier immobilizing an anti-hemoglobin antib...