ALEXANDRIA, Va., July 16 -- United States Patent no. 12,359,094, issued on July 15, was assigned to KYODO GIKEN CHEMICAL Co. LTD. (Saitama, Japan).
"Double-sided adhesive film" was invented by Hisashi Hamano (Saitama, Japan) and Tatsuo Inagaki (Saitama, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "The purpose of the present invention is to provide a double-sided adhesive film which has a generally equal elongation in the XY (longitudinal and transverse) directions, more preferably in the thickness direction, while being prevented from the occurrence of adhesive protrusion or glue burr, and which has higher adhesive force and higher holding power in comparison to similar single-layer adhesive articles...