ALEXANDRIA, Va., March 5 -- United States Patent no. 12,240,987, issued on March 4, was assigned to Sharp K.K. (Sakai, Japan).
"Ink composition for inkjet printing, method for producing display device, and display device" was invented by Yang Qu (Sakai, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "An ink composition for ink-jet printing includes a functional material and an alkylene glycol derivative, wherein the functional material includes OTPD."
The patent was filed on Sept. 30, 2020, under Application No. 18/028,660.
*For further information, including images, charts and tables, please visit: http://patft.uspto.gov/netacgi/nph-Parser?Sect1=PTO2&Sect2=HITOFF&p=1&u=%2Fnetahtml%2FPTO%2Fsearch-bool...