KM

Kiyofumi Murayama

NC Nippon Polyurethane Industry Co.: 1 patents #33 of 76Top 45%
Overall (All Time): #3,891,555 of 4,157,543Top 95%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5071887 Polyurethane elastomer Shigeru Nakagawa, Yukio Ohbuchi 1991-12-10