US Patent Issued to DENSO, TOYOTA JIDOSHA on Aug. 4 for "Heat pump system" (Japanese Inventors)

ALEXANDRIA, Va., Aug. 5 -- United States Patent no. 12,698,926, issued on Aug. 4, was assigned to DENSO Corp. (Kariya-city, Japan) and TOYOTA JIDOSHA K.K. (Toyota, Japan).

"Heat pump system" was invented by Masanari Numata (Kariya-city, Japan), Yu Ofune (Kariya-city, Japan), Satoshi Ito (Kariya-city, Japan), Naoki Kato (Kariya-city, Japan), Nobuharu Kakehashi (Kariya-city, Japan), Tatsuhito Matsumoto (Kariya-city, Japan), Kaoru Ohtsuka (Mishima, Japan), Yasuhiro Oi (Susono, Japan), Hidefumi Aikawa (Sunto-gun, Japan) and Ryo Michikawauchi (Numazu, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A heat pump system includes a heat pump cycle, a heating unit, a low-temperature side heat medium circuit, and ...