ST

Saburou Takahashi

KK Kureha Kagaku Kogyo: 1 patents #332 of 607Top 55%
Overall (All Time): #3,868,312 of 4,157,543Top 95%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4986893 Process for producing pitch for carbon materials Ikuo Seo, Tooru Ohono 1991-01-22