YI

Yoshihiro Iwamura

NO Nippon Oil: 1 patents #392 of 773Top 55%
Overall (All Time): #3,661,785 of 4,157,543Top 90%
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Patent #TitleCo-InventorsDate
5958850 Rust preventive composition Yukio Matsuzaki, Yoshitaka Natsume 1999-09-28