ALEXANDRIA, Va., July 9 -- United States Patent no. 12,352,304, issued on July 8, was assigned to MSINTECH Co. LTD. (Seoul, South Korea).
"Vacuum suction device" was invented by Cheol Seok Woo (Seoul, South Korea).
According to the abstract* released by the U.S. Patent & Trademark Office: "The present invention relates to a vacuum suction device which is a suction device, having a multi-suction configuration, formed in a particular structure and which thus has a very strong structure and can be easily attached and detached and, at the same time, exhibit strong adhesion during use."
The patent was filed on Sept. 1, 2021, under Application No. 18/254,600.
*For further information, including images, charts and tables, please visit: http://...