TT

Touichi Takagi

DK Denki Kagaku Kogyo: 1 patents #291 of 655Top 45%
Overall (All Time): #3,923,017 of 4,157,543Top 95%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4812426 Lead-containing oxide powder Kohei Ametani, Kouichi Shimizu 1989-03-14