ALEXANDRIA, Va., March 17 -- United States Patent no. 12,578,150, issued on March 17, was assigned to Dai Nippon Printing Co. Ltd. (Tokyo).

"Vapor chamber, electronic device and sheet for vapor chamber" was invented by Toshihiko Takeda (Tokyo), Kazunori Oda (Tokyo), Takayuki Ota (Tokyo), Kiyotaka Takematsu (Tokyo), Shinichiro Takahashi (Tokyo), Terutoshi Momose (Tokyo), Yohei Tsuganezawa (Tokyo) and Yoko Nakamura (Tokyo).

According to the abstract* released by the U.S. Patent & Trademark Office: "A vapor chamber having an enclosure which a working fluid is sealed in, the enclosure including: a first flow path; and a fluid flow path part that is adjacent to the first flow path."

The patent was filed on March 11, 2020, under Application No...