Inventor
KANDA DAIZO
JP2 patents
Patents
2 patentsUS10505119B2Dec 10, 2019
Organic electroluminescence device
HODOGAYA CHEMICAL CO LTD3 citations71
US10276800B2Apr 30, 2019
Organic electroluminescence device having at least an a node, a hole injection layer, a first hole transport layer. A second hole transport layer a luminous layer, an electron transport layer, and a cathode
HODOGAYA CHEMICAL CO LTD2 citations69