KY

Katahira Yukio

OI Osawa Precision Industries: 1 patents #5 of 8Top 65%
Overall (All Time): #4,085,250 of 4,157,543Top 100%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4255020 Zoom lens system capable of macrophotography — 1981-03-10