KI

Katsumi Itou

NS Nippon Gakki Seizo: 1 patents #163 of 332Top 50%
Overall (All Time): #3,957,280 of 4,157,543Top 100%
1
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Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4764259 Method for producing a magnetic recording medium Atsushi Toyoda 1988-08-16