ALEXANDRIA, Va., Jan. 28 -- United States Patent no. 12,533,659, issued on Jan. 27, was assigned to ZEON Corp. (Tokyo).

"Method of producing catalyst-bearing support and method of producing fibrous carbon nanostructure" was invented by Takayoshi Hongo (Tokyo).

According to the abstract* released by the U.S. Patent & Trademark Office: "Provided is a method of producing a catalyst-bearing support that produces a catalyst-bearing support used in production of a fibrous carbon nanostructure. The production method includes: a stirring step of rotating an approximately circular tube-shaped rotary drum around a central axis so as to stir a particulate support; a spraying step of spraying a catalyst solution against the particulate support inside...