HK

Hirohumi Kamiishi

NO Nippon Oil: 1 patents #392 of 773Top 55%
Overall (All Time): #3,838,871 of 4,157,543Top 95%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5266666 Process for preparing ethylene polymers or copolymers Takeichi Shiraishi, Kazuo Matsuura 1993-11-30