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Chisato YOSHINAGA

NS Nippon Steel: 2 patents #58 of 421Top 15%
Overall (2021): #171,278 of 548,734Top 35%
2
Patents 2021

Issued Patents 2021

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
11007598 Spot welding method Yasunobu Miyazaki, Kunio Hayashi, Hiroyuki Kawata, Masanori Yasuyama 2021-05-18
10994364 Spot welded joint and spot welding method Seiji Furusako, Fuminori Watanabe, Yasunobu Miyazaki, Tohru Okada 2021-05-04