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Yoichiro Yoshihara

KC Kyoto Ceramic Company: 1 patents #6 of 43Top 15%
Overall (All Time): #4,126,251 of 4,157,543Top 100%
1
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Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4240834 Synthetic single crystal for alexandrite gem Hisashi Machida 1980-12-23