MUMBAI, India, June 13 -- Intellectual Property India has published a patent application (202517049899 A) filed by Posco Co. Ltd., Gyeongsangbuk, Republic of Korea, on May 23, for 'ultra-high strength steel sheet having excellent hole expansion ratio, and method for manufacturing same.'
Inventor(s) include Han, Sang-Ho; Kong, Jong-Pan; Kim, Eun-Young; and Bang, Chan-Woo.
The application for the patent was published on June 13, under issue no. 24/2025.
According to the abstract released by the Intellectual Property India: "The present invention pertains to a steel sheet used in automobiles etc. and, more specifically, to an ultra-high strength steel sheet having an excellent hole expansion ratio, and a method for manufacturing same."
The...