KY

Kei Yoshida

IC Idemitsu Kosan Co.: 3 patents #15 of 109Top 15%
📍 Sodegaura, PA: #1 of 1 inventorsTop 100%
Overall (2016): #65,594 of 481,213Top 15%
3
Patents 2016

Issued Patents 2016

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
9419231 Organic electroluminescence device Toshihiro Iwakuma, Hideaki Nagashima, Ryohei Hashimoto 2016-08-16
9306171 Material for organic electroluminescence device and organic electroluminescence device Yumiko Mizuki, Mitsunori Ito, Tetsuya Inoue, Kumiko Hibino, Kazuki Nishimura 2016-04-05
9266851 Fluorene-containing aromatic compound, material for organic electroluminescent element, and organic electroluminescent element using same Kazuki Nishimura, Mitsunori Ito, Yuichiro Kawamura, Toshinari Ogiwara, Toshihiro Iwakuma 2016-02-23