NK

Nobutaka Kawai

SC Sanwa Kagaku Kenkyusho Co.: 1 patents #101 of 223Top 50%
UN Unknown: 1 patents #29,356 of 83,584Top 40%
Overall (All Time): #4,110,154 of 4,157,543Top 100%
1
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4198510 Piperidenylmethylidene phosphonylamidines Takayuki Shioiri, Masatoshi Ban 1980-04-15