TO

Takao Ouchi

KO Kasei Optonix: 1 patents #58 of 142Top 45%
📍 Ninomiya, JP: #32 of 43 inventorsTop 75%
Overall (All Time): #3,703,709 of 4,157,543Top 90%
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Patent #TitleCo-InventorsDate
5839718 Long persistent phosphorescence phosphor Takashi Hase, Susumu Omatoi 1998-11-24