ALEXANDRIA, Va., March 31 -- United States Patent no. 12,591,080, issued on March 31, was assigned to OKURA INDUSTRIAL Co. LTD. (Kagawa, Japan).
"Polarizing plate" was invented by Keisuke Goto (Kagawa, Japan), Kazunori Noma (Kagawa, Japan), Hiroyuki Morimoto (Kagawa, Japan) and Takahisa Yano (Kagawa, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "To provide a novel polarizing plate that suppresses poor appearance caused by thermal shrinkage of a polarizing film and is excellent in durability. There is provided a polarizing plate including: a polarizing film composed of a polyvinyl alcohol-based resin; and a translucent support substrate laminated on at least one surface of the polarizing film through a...