HM

Hirobumi Murakami

SD Showa Denko: 1 patents #231 of 593Top 40%
Overall (All Time): #3,937,144 of 4,157,543Top 95%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4863995 Propylene polymer composition Tsutomu Suda, Mitunobu Machida, Hide Umemura 1989-09-05