TK

Takao Karoake

HI Hitachi: 1 patents #17,742 of 28,497Top 65%
📍 Adachi, JP: #135 of 222 inventorsTop 65%
Overall (All Time): #3,769,748 of 4,157,543Top 95%
1
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Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5411609 Section steel wire of oil ring Ken Nakamura, Iwao Kashiwagi 1995-05-02