TO

Toshihiko Okura

Sumitomo Electric Industries: 1 patents #13,249 of 21,551Top 65%
Overall (All Time): #3,916,961 of 4,157,543Top 95%
1
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Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4976508 Tape core type coated optical fiber Kouji Hirao, Tetsuaki Watanabe, Kouji Kashihara 1990-12-11