KO

Kazuhiro Ogawa

NM Nippon Steel & Sumitomo Metal: 2 patents #51 of 340Top 15%
Overall (2019): #152,697 of 560,194Top 30%
2
Patents 2019

Issued Patents 2019

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
10266909 High-strength austenitic stainless steel for high-pressure hydrogen gas Tomohiko Omura, Jun Nakamura, Hirokazu Okada, Hiroyuki Semba, Yusaku Tomio +3 more 2019-04-23
10260125 High-strength austenitic stainless steel for high-pressure hydrogen gas Tomohiko Omura, Jun Nakamura, Hirokazu Okada, Hiroyuki Semba, Yusaku Tomio +3 more 2019-04-16