ALEXANDRIA, Va., April 7 -- United States Patent no. 12,598,988, issued on April 7, was assigned to SEIKO EPSON Corp. (Japan).

"Integrated circuit device" was invented by Takanori Iwawaki (Suwa, Japan), Motoaki Nishimura (Chino, Japan), Yoshihiko Nimura (Hara, Japan) and Katsumi Inoue (Matsumoto, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "An integrated circuit device includes a heating element, and a temperature sensor configured to detect a temperature of the heating element. An outer shape of the integrated circuit device has a first side and a second side intersecting the first side, and when a direction along the first side of the integrated circuit device is set as an X direction and a directi...