Inventor
TATSUMI YUJIRO
JP6 patents
⚠️ This page may combine multiple inventors who share the name “TATSUMI YUJIRO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NIPPON STEEL & SUMITOMO METAL CORP
4 patentsUS11065705B2Jul 20, 2021
Fillet welding method and fillet welded joint
NIPPON STEEL & SUMITOMO METAL CORP0 citations60
US10427245B2Oct 1, 2019
Production method for welded structure
NIPPON STEEL & SUMITOMO METAL CORP1 citations60
US10786873B2Sep 29, 2020
Fillet arc welded joint and method for producing same
NIPPON STEEL & SUMITOMO METAL CORP0 citations37
US10744832B2Aug 18, 2020
Control arm
NIPPON STEEL & SUMITOMO METAL CORP0 citations37
NIPPON STEEL CORP
2 patentsUS12576443B2Mar 17, 2026
Method of manufacturing press-formed product, apparatus for transporting heated workpiece, and hot-press manufacturing line
NIPPON STEEL CORP0 citations50
US12403524B2Sep 2, 2025
Method of manufacturing press-formed product, and tray and hot-press manufacturing line used for manufacturing press-formed product
NIPPON STEEL CORP0 citations50