KW

Kazufumi Watanabe

JS Jfe Steel: 1 patents #134 of 322Top 45%
📍 Tokyo, CA: #135 of 241 inventorsTop 60%
Overall (2025): #321,577 of 469,880Top 70%
1
Patents 2025

Issued Patents 2025

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
12383989 TIG welding filler metal and method for producing weld joint using the same Atsushi Takada, Akiyoshi ANDO, Takatoshi Okabe, Keiji Ueda 2025-08-12