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Koumei TAKEDA

AK Asahi Kasei Kabushiki Kaisha: 1 patents #556 of 1,220Top 50%
Overall (All Time): #4,152,770 of 4,157,543Top 100%
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Patent #TitleCo-InventorsDate
10497832 Semiconductor light-emitting element having an aluminum nitride substrate Satoshi Yamada 2019-12-03