RI

Ryoji Ishigaki

TW The Japan Steel Works: 1 patents #7 of 65Top 15%
📍 Muroran, JP: #3 of 8 inventorsTop 40%
Overall (2019): #288,247 of 560,194Top 55%
1
Patents 2019

Issued Patents 2019

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10227682 High-strength low-alloy steel excellent in high-pressure hydrogen environment embrittlement resistance characteristics and method for producing the same Kouichi Takasawa, Yoru Wada, Yasuhiko Tanaka 2019-03-12