Inventor

Kishikawa hirohisa

JP3 patents

Patents

3 patents

US10843286B2Nov 24, 2020

Welding device

KOBE STEEL LTD2 citations68

US11117225B2Sep 14, 2021

Fixing jig, steel material holding device, and steel material holding method

KOBE STEEL LTD0 citations46

US10843285B2Nov 24, 2020

Welding device

KOBE STEEL LTD0 citations36