ALEXANDRIA, Va., Dec. 2 -- United States Patent no. 12,485,666, issued on Dec. 2, was assigned to Seiko Epson Corp. (Tokyo).
"Liquid ejecting apparatus and print head" was invented by Osamu Shinkawa (Nagano, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A liquid ejecting apparatus including: a plurality of ejection sections including a first ejection section including a first piezoelectric element that is driven by a drive signal, and a second ejection section including a second piezoelectric element that is driven by the drive signal; a detection section detecting a potential of the first piezoelectric element; and a determination section determining an ejection state of the first ejection section ac...