AY

Atushi Yumoto

VJ Victor Company Of Japan: 1 patents #818 of 1,489Top 55%
Overall (All Time): #4,103,153 of 4,157,543Top 100%
1
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Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4308425 Variable-directivity microphone device Chikahide Momose, Naotaka Miyaji, Hiroshi Ogawa, Isami Nomoto 1981-12-29