TN

Toshiaki Nagumo

DK Denki Kagaku Kogyo: 3 patents #98 of 655Top 15%
DL Denka Company Limited: 1 patents #223 of 434Top 55%
Overall (All Time): #1,177,627 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
10266768 β-sialon phosphor containing europium element and method for producing the same, and light-emitting member and light emitting device Hideyuki Emoto 2019-04-23
9028719 β- sialon, and light emitting device and applications thereof Hideyuki Emoto 2015-05-12
8487393 B-sialon phosphor, use thereof and method for producing same Hideyuki Emoto 2013-07-16
8404152 Fluorescent substance and production method thereof, and light emitting device Hideyuki Emoto 2013-03-26