US Patent Issued to CANON on Nov. 3 for "Ink jet printing method" (Japanese Inventors)

ALEXANDRIA, Va., Nov. 3 -- United States Patent no. 12,779,849, issued on Nov. 3, was assigned to CANON K.K. (Tokyo).

"Ink jet printing method" was invented by Manabu Ohara (Tokyo), Mikio Sanada (Kanagawa, Japan), Shoichi Takeda (Kanagawa, Japan), Yoshiyuki Kaneko (Kanagawa, Japan), Koichi Ishida (Tokyo) and Kyosuke Toda (Kanagawa, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "In an ink jet printing method for discharging ink from a liquid discharge head, the ink contains titanium oxide having a precipitation velocity of 1.0x10-11 m/s or more based on a Stokes equation in the ink, the liquid discharge head comprises a discharge port, a pressure chamber, an energy-generating element for discharging the...