Inventor
FUJII Kento
JP5 patents
Patents
5 patentsUS11590591B2Feb 28, 2023
Press die designing method using an index value obtained from two stress gradients in sheet thickness direction and gradient of surface stress distribution in direction
JFE STEEL CORP5 citations72
US12017265B2Jun 25, 2024
Method for evaluating bending crack, system for evaluating bending crack, and method for manufacturing press-formed component
JFE STEEL CORP0 citations59
US12275052B2Apr 15, 2025
Pressed component manufacturing method
JFE STEEL CORP0 citations50
US11971390B2Apr 30, 2024
Stretch flange crack evaluation method, metal sheet selection method, press die design method, component shape design method, and pressed component manufacturing method
JFE STEEL CORP0 citations50
US11609166B2Mar 21, 2023
Deformation limit evaluation method for sheared surface of metal sheet, crack prediction method, and press die designing method
JFE STEEL CORP0 citations50