KK

Kei Kasamatsu

RI Rinnai: 1 patents #85 of 173Top 50%
Overall (All Time): #2,858,595 of 4,157,543Top 70%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10295281 Fin-tube type of heat exchanger Akifumi Nishino 2019-05-21