US Patent Issued to DENSO on Feb. 3 for "Wireless power transfer apparatus" (Japanese Inventors)

ALEXANDRIA, Va., Feb. 3 -- United States Patent no. 12,542,456, issued on Feb. 3, was assigned to DENSO Corp. (Kariya, Japan).

"Wireless power transfer apparatus" was invented by Yuusei Nakayashiki (Kariya, Japan), Masaya Takahashi (Kariya, Japan), Eisuke Takahashi (Kariya, Japan) and Nobuhisa Yamaguchi (Kariya, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "In a wireless power transfer apparatus, a characteristic adjuster has a frequency characteristic that causes, in a power transfer mode from at least one power transmission unit to a power receiving apparatus, a resonant power transmission circuit to have a resonance frequency that substantially matches an operating frequency. The reactance of a pow...