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Yasuo Nakagawa

HI Hitachi: 1 patents #311 of 1,214Top 30%
TL Teijin Limited: 1 patents #33 of 103Top 35%
Overall (1982): #6,076 of 81,411Top 8%
2
Patents 1982

Issued Patents 1982

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4343553 Shape testing apparatus Hiroshi Makihira, Yoshitada Oshida, Nobuyuki Akiyama 1982-08-10
4309476 Core-in-sheath type aromatic polyamide fiber and process for producing the same Tsutomu Nakamura, Osamu Kai, Keizo Shimada 1982-01-05