HS

Hirozo Segawa

KC Kyowa Gas Chemical Industry Co.: 1 patents #21 of 30Top 70%
📍 Minami Kyushu, JP: #5 of 8 inventorsTop 65%
Overall (All Time): #4,086,816 of 4,157,543Top 100%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4259489 2,3-Dicyanopyrazines Tetsuo Takematsu, Takamaro Miura, Toshiei Ataka, Michio Chatani, Akira Nakamura 1981-03-31