TK

Tatsumi Kawaguchi

SC Sumitomo Bakelite Co.: 1 patents #403 of 790Top 55%
Overall (All Time): #3,525,188 of 4,157,543Top 85%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6631861 Grinding device for resin composition — 2003-10-14