Inventor

KUROIWA YOSHIYUKI

JP2 patents

⚠️ This page may combine multiple inventors who share the name “KUROIWA YOSHIYUKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

SUMITOMO METAL IND

1 patent

US8016642B2Sep 13, 2011

Blasting device for steel pipe inner surface, blasting method for steel pipe inner surface, and method for producing steel pipe with excellent inner surface texture

SUMITOMO METAL IND7 citations79

KUROIWA YOSHIYUKI

1 patent

US8783085B2Jul 22, 2014

Method for straightening tube and straightening roll

KUROIWA YOSHIYUKI4 citations65