HK

Hironori Kawakami

IC Idemitsu Kosan Co.: 3 patents #21 of 147Top 15%
SO Sony: 1 patents #1,281 of 3,100Top 45%
📍 Katsushika, JP: #2 of 12 inventorsTop 20%
Overall (2017): #77,097 of 506,227Top 20%
3
Patents 2017

Issued Patents 2017

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
9847490 Copolymer, material for organic electronic element, material for organic electroluminescent element, and organic electroluminescent element Akinori Yomogita, Shigeru Matsuo, Hidetoshi Ono, Kiyoshi Ikeda, Masahide Matsuura +1 more 2017-12-19
9815997 Organic electroluminescence device and ink composition Shigeru Matsuo 2017-11-14
9647220 Organic multicolor light-emitting apparatus Tadahiko Yoshinaga, Mitsuru Eida 2017-05-09