US Patent Issued to MITSUBISHI ELECTRIC on July 28 for "Refrigeration cycle device and compressor" (Japanese Inventors)

ALEXANDRIA, Va., July 28 -- United States Patent no. 12,692,455, issued on July 28, was assigned to MITSUBISHI ELECTRIC Corp. (Tokyo).

"Refrigeration cycle device and compressor" was invented by Kengo Hiratsuka (Tokyo), Manami Nakamura (Tokyo), Kenji Kojima (Tokyo) and Satoru Toyama (Tokyo).

According to the abstract* released by the U.S. Patent & Trademark Office: "A refrigeration cycle device comprises a refrigerant, a compressor that compresses the refrigerant, and a refrigerating machine oil that lubricates a sliding part of the compressor. The refrigerant includes trifluoroiodomethane. The refrigerating machine oil includes a base oil and a quinone additive. The quinone additive is at least one selected from the group consisting of 1...