KY

Kazutoshi Yamamoto

AK Asahi Denka Kogyo: 1 patents #75 of 196Top 40%
Overall (All Time): #3,930,697 of 4,157,543Top 95%
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Patent #TitleCo-InventorsDate
4841058 Viologen derivative Takeshi Endo, Yoko Nambu 1989-06-20