TM

Toshi Masaoka

NC Nkk Co.: 1 patents #579 of 1,173Top 50%
Overall (All Time): #3,895,194 of 4,157,543Top 95%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4898226 Immersion nozzle for continuous casting of steel Toshio Teshima, Tooru Kitagawa, Mikio Suzuki, Takashi Mori, Kazutaka Okimoto 1990-02-06