KO

Kouhei Obara

JS Jfe Steel: 1 patents #825 of 1,401Top 60%
📍 Chiyoda, JP: #1,177 of 1,712 inventorsTop 70%
Overall (All Time): #3,140,578 of 4,157,543Top 80%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
8920024 Steel plate quality assurance system and equipment thereof Koji Narihara, Toshikazu Akita, Yukihiro Okada, Yutaka Wada, Toru Takahashi 2014-12-30