YI

Yuji Itsuki

NK Nichia Kagaku Kogyo K.K.: 1 patents #1 of 11Top 10%
📍 Anan, JP: #1 of 13 inventorsTop 8%
Overall (1989): #39,711 of 140,708Top 30%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4890033 Light-emitting composition and fluorescent lamp Keizi Ichinomiya, Kouichi Okada, Kaname Tsuchikura 1989-12-26