Inventor

HIRASAWA JUNICHIRO

JP18 patents

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

HIRASAWA JUNICHIRO

JFE STEEL CORP

Ferritic stainless steel sheet for plasma arc welding and welding method therefor

Martensitic stainless steel for disk brakes

Soft Cr-containing steel

Stainless steel sheet including Ni and O-containing coating on surface and method for producing stainless steel sheet

Martensitic stainless steel sheet and method for making the same

Stainless steel sheet for welded structural components and method for making the same

High-strength stainless steel material in the form of a wheel rim and method for manufacturing the same

Soft Cr-containing steel

Corrosion-resistant chromium steel for architectural and civil engineering structural elements

KAWASAKI STEEL CO

Ferritic stainless steel sheet having superior workability at room temperatures and mechanical characteristics at high temperatures

Ferritic stainless steel

Highly corrosion-resistant chromium-containing steel with excellent oxidation resistance and intergranular corrosion resistance

HIRASAWA JUNICHIRO

Stainless steel sheet with excellent heat and corrosion resistances for brake disk

Brake disk excellent in temper softening resistance and toughness

Method for manufacturing of high strength cold rolled steel sheet of excellent phosphatability

OOTSUKA SHINJI

Method for manufacturing high-Si cold rolled steel sheet having excellent chemical conversion properties

MIYAZAKI ATSUSHI

Soft Cr-containing steel

MAKIMIZU YOICHI

High-strength cold-rolled steel sheet and method for producing the same