Rolled steel bar or rolled wire rod for cold-forged component

Assignee

• Nippon Steel

Inventors

• Naoki Matsui (47 patents)
• Yutaka Neishi (39 patents)
• Tetsushi Chida (5 patents)
• Akihisa Obata (5 patents)
• Shoji Hori (5 patents)
• Keisuke CHIBA (6 patents)

View full patent text on Google Patents →