ALEXANDRIA, Va., Sept. 23 -- United States Patent no. 12,422,167, issued on Sept. 23, was assigned to NORITZ Corp. (Hyogo, Japan).
"Hot water apparatus" was invented by Tatsuya Karaki (Hyogo, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A flame rod of a hot water apparatus is attached to a side wall part of a case that surrounds a combustion region such that an insulator part is positioned on a downstream side of a burner port plate of a burner in a combustion gas flow direction. A core wire part includes an extending part extending from the insulator part toward the burner port plate, and a tip-side part positioned closer to a tip of the core wire part than the extending part. In the combustion gas ...