AF

Akira Fukizawa

SD Showa Denko: 1 patents #231 of 593Top 40%
Overall (All Time): #3,640,131 of 4,157,543Top 90%
1
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Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5863473 Process for producing magnetic recording medium Hiroshi Ohsawa, Daisuke Shiomi 1999-01-26