KO

Keiji Okinaka

Canon: 2 patents #987 of 3,938Top 30%
Overall (2016): #124,651 of 481,213Top 30%
2
Patents 2016

Issued Patents 2016

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
9331296 Organic light-emitting device Maki Okajima, Tetsuo Takahashi, Hajime Muta, Yohei Iwasaki, Minako Nakasu +2 more 2016-05-03
9312494 Organic light emitting device Minako Nakasu, Masataka Yashima, Hajime Muta, Tomona Yamaguchi, Tomonari Horikiri +2 more 2016-04-12