YY

Yasuhiro Yoneyama

IC Idemitsu Petrochemical Co.: 1 patents #305 of 578Top 55%
Overall (All Time): #3,815,661 of 4,157,543Top 95%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5180571 Process for the preparation of diamond Ikuo Hosoya 1993-01-19