ALEXANDRIA, Va., March 3 -- United States Patent no. 12,565,457, issued on March 3, was assigned to Resonac Corp. (Tokyo).
"Method for manufacturing fertilizer" was invented by Hiroshi Uchida (Tokyo), Ichiro Fujita (Tokyo), Naoyuki Sugawara (Tokyo) and Makoto Saito (Tokyo).
According to the abstract* released by the U.S. Patent & Trademark Office: "The present invention provides a method for efficiently obtaining a fertilizer containing polysaccharide hydrolysates and nutrients such as calcium, phosphoric acid, and nitrogen. The present invention is a method for manufacturing a fertilizer, characterized by comprising: a hydrolysis step for obtaining a mixture including polysaccharide hydrolysates through hydrolysis of polysaccharides usin...