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Ryuji Watanabe

NS Nippon Steel: 1 patents #32 of 216Top 15%
Overall (2002): #123,541 of 266,432Top 50%
1
Patents 2002

Issued Patents 2002

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6395249 Production process and apparatus for high purity silicon Jiro Kondo, Haruo Shimada, Shinji Tokumaru, Atsushi Nogami, Akihito Kiyose 2002-05-28