ALEXANDRIA, Va., Sept. 8 -- United States Patent no. 12,729,333, issued on Sept. 8, was assigned to NATIONAL INSTITUTE OF ADVANCED INDUSTRIAL SCIENCE AND TECHNOLOGY (Tokyo).

"Powder material for sintering and solid latent heat storage member including the same" was invented by Asaya Fujita (Nagoya, Japan), Hiroyuki Nakayama (Nagoya, Japan), Yoshiaki Kinemuchi (Nagoya, Japan), Kimihiro Ozaki (Nagoya, Japan) and Haruka Abe (Tsukuba, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "[PROBLEM TO BE SOLVED] To provide a solid heat storage material that is made of a VO2-based inorganic material, is easy to sinter, has a high latent heat storage capacity, and can be suitably used as a phase change solid heat sto...