KN

Kazumasa Nakayama

TI Totaku Industries: 1 patents #14 of 34Top 45%
Overall (All Time): #3,630,217 of 4,157,543Top 90%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6131616 Corrugated synthetic resin pipe Yoshiaki Tatsuta, Kazuya Yamashita, Takeshi Mochizuki 2000-10-17