ALEXANDRIA, Va., Dec. 9 -- United States Patent no. 12,491,713, issued on Dec. 9, was assigned to Seiko Epson Corp. (Tokyo).
"Liquid ejecting apparatus" was invented by Masahiro Asami (Shiojiri, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A liquid ejecting apparatus is configured to eject liquid in response to a drive signal. The drive signal includes a first ejection pulse, a plurality of second ejection pulses, and a third ejection pulse. An ejection component of the first ejection pulse changes from a first potential to a reference potential and is temporally continuous with an interpulse component. Ejection components of the second and third ejection pulses change from the first potential to a s...