ALEXANDRIA, Va., June 9 -- United States Patent no. 12,287,156, issued on April 29, was assigned to MITSUBISHI ELECTRIC Corp. (Tokyo).

"Partition plate, total heat exchange element and total heat exchanger including partition plate, and method for producing partition plate" was invented by Tasuku Izutani (Tokyo), Shinya Tokizaki (Tokyo), Takumi Oho (Tokyo), Hajime Sotokawa (Tokyo) and Xin Wang (Tokyo).

According to the abstract* released by the U.S. Patent & Trademark Office: "Provided is a partition plate used in a ventilator that supplies air and exhausts air at the same time. The partition plate includes: a first layer including a first porous substrate having a plurality of first pores, the first layer having a first pinhole formed by...