SK

Shigeru Katsumata

AK Asahi Denka Kogyo K.K.: 1 patents #47 of 162Top 30%
Overall (All Time): #3,964,256 of 4,157,543Top 100%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4789492 Sulfidoxymolybdenum dialkylphosphorodithioate Takuro Handa, Tamiji Kamakura, Noriyoshi Tanaka, Hidekatsu Katoh, Kimiyoshi Namiwa +1 more 1988-12-06