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Yoshihisa Yamaguchi

NC Nippon Petrochemicals, Co.: 1 patents #12 of 51Top 25%
📍 Chiyoda, JP: #7 of 80 inventorsTop 9%
Overall (1994): #15,386 of 165,921Top 10%
2
Patents 1994

Issued Patents 1994

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5313679 Bed having system for moving mattress up and down 1994-05-24
5310833 Process for feeding catalyst to fluidized bed for vapor phase polymerization Kunimichi Kubo, Motokazu Watanabe, Mamoru Yoshikawa, Masatoshi Morikawa 1994-05-10