ALEXANDRIA, Va., July 21 -- United States Patent no. 12,687,311, issued on July 21, was assigned to FUJITSU GENERAL Ltd. (Kanagawa, Japan).

"Air conditioner" was invented by Hironori Aoki (Kanagawa, Japan) and Tomoaki Niwa (Kanagawa, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "An air conditioner capable of satisfactorily preventing noise from entering an indoor space includes: an indoor unit that is fixed to a wall surface of an indoor space and houses an indoor heat exchanger; and an outdoor unit that houses an outdoor heat exchanger connected to a refrigerant circuit that includes the indoor heat exchanger. The outdoor unit includes an outside casing that is fitted into an opening formed in a buil...