YK

Yu Kumagai

PA Panasonic: 5 patents #5,165 of 21,108Top 25%
Overall (All Time): #942,809 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
11626258 Solar cell Taisuke Matsui, RYOSUKE KIKUCHI, TOMOYASU YOKOYAMA, Fumiyasu Oba 2023-04-11
11417784 Multi-junction light energy conversion element, device comprising the same, and fabrication method of SnZn2N2 Koki Ueno, RYOSUKE KIKUCHI, Toru Nakamura, TAKAHIRO KURABUCHI, Yasushi Kaneko +2 more 2022-08-16
10737947 Zinc nitride compound and method for producing same Fumiyasu Oba, Hideo Hosono, Hidenori Hiramatsu, Hideya Kumomi, Soshi Iimura +4 more 2020-08-11
10629764 Light energy conversion element and device comprising the same RYOSUKE KIKUCHI, Toru Nakamura, TAKAHIRO KURABUCHI, Kazuhito Hato, Fumiyasu Oba 2020-04-21
10308521 Zinc nitride compound and method for producing same Fumiyasu Oba, Hideo Hosono, Hidenori Hiramatsu, Hideya Kumomi, Soshi Iimura +4 more 2019-06-04