TK

Toyohide Kumagae

HI Hitachi: 1 patents #17,742 of 28,497Top 65%
📍 Miyakojima, JP: #10 of 20 inventorsTop 50%
Overall (All Time): #3,064,038 of 4,157,543Top 75%
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Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9097154 Production method of ceramic honeycomb filter Shinya Tokumaru, Hirohisa Suwabe 2015-08-04