KS

Koetsu Shano

JO Japan National Oil: 1 patents #8 of 55Top 15%
📍 Nara, JP: #1,800 of 2,795 inventorsTop 65%
Overall (All Time): #3,643,088 of 4,157,543Top 90%
1
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Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5875859 Device for controlling the drilling direction of drill bit Akio Ikeda 1999-03-02