KA

Kazuhiko Ayama

TO Tokuyama: 1 patents #280 of 562Top 50%
Overall (All Time): #3,531,816 of 4,157,543Top 85%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6664321 Wear resistant resin composition Hitoshi Inata, Koji Ohgi 2003-12-16