HI

Haruo Izumida

KK Kureha Kagaku Kogyo: 1 patents #332 of 607Top 55%
Overall (All Time): #4,120,298 of 4,157,543Top 100%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4224108 Decoking apparatus Hisao Takahashi, Takeshi Nomura, Kiyoji Ozaki, Naotaka Miwa, Naoshi Kawabe +3 more 1980-09-23