KW

Katsushi Washitzu

UL Usui Kokusai Sangyo Kaisha Limited: 1 patents #84 of 145Top 60%
Overall (All Time): #3,844,503 of 4,157,543Top 95%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5090748 Small-size piping coupling joint Masayoshi Usui, Kazunori Takikawa 1992-02-25