KH

Koki Hirasawa

CC Citizen Electronics Co.: 3 patents #2 of 31Top 7%
CC Citizen Watch Co.: 3 patents #4 of 90Top 5%
Overall (2020): #81,317 of 565,922Top 15%
3
Patents 2020

Issued Patents 2020

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
10714460 Light emitting device and manufacturing method thereof Sadato Imai, Masahide Watanabe, Hirohiko Ishii 2020-07-14
10629786 Light emitting device and manufacturing method thereof Sadato Imai, Masahide Watanabe, Hirohiko Ishii 2020-04-21
10559722 Light-emitting device Yuji Omori, Sadato Imai 2020-02-11