ALEXANDRIA, Va., Sept. 1 -- United States Patent no. 12,725,492, issued on Sept. 1, was assigned to PANASONIC HOLDINGS Corp. (Osaka, Japan).

"Two-way communication device system" was invented by Noriaki Imaoka (Osaka, Japan), Miyuki Kitabatake (Kanagawa, Japan), Kota Nakahira (Osaka, Japan), Takeshi Ando (Kyoto, Japan), Masaki Yamamoto (Nara, Japan) and Kenji Suzuki (Ibaraki, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A two-way communication device system includes: a first two-way communication device; and a second two-way communication device installed at a different location from the first two-way communication device and configured to communicate with the first two-way communication device The t...