KO

Kenji Okumoto

PA Panasonic: 28 patents #581 of 21,108Top 3%
JO Joled: 4 patents #118 of 392Top 35%
DI Daicel Chemical Industries: 3 patents #213 of 893Top 25%
UN Unknown: 2 patents #12,644 of 83,584Top 20%
Samsung: 2 patents #37,631 of 75,807Top 50%
SC Sanyo Electric Co.: 1 patents #3,644 of 6,347Top 60%
DY Dyden: 1 patents #13 of 38Top 35%
CL Cambridge Display Technology Limited: 1 patents #123 of 201Top 65%
Overall (All Time): #85,020 of 4,157,543Top 3%
38
Patents All Time

Issued Patents All Time

Showing 1–25 of 38 patents

Patent #TitleCo-InventorsDate
RE50526 Method for manufacturing light emitting device, and light emitting device Hiroaki Yamane, Gosuke Sakamoto 2025-08-05
RE49168 Method for manufacturing light emitting device, and light emitting device Hiroaki Yamane, Gosuke Sakamoto 2022-08-09
RE48033 Method for manufacturing light emitting device, and light emitting device Hiroaki Yamane, Gosuke Sakamoto 2020-06-02
10236472 Light-emitting device with transparent substrate Yuji Tanaka 2019-03-19
10202693 Gas barrier film, film substrate provided with gas barrier film, and electronic device including the film substrate Masaomi Shibata, Gosuke Sakamoto 2019-02-12
9925754 Method for manufacturing flexible device Yuji Tanaka 2018-03-27
9923172 Light-emitting device with transparent substrate Yuji Tanaka 2018-03-20
9544997 Multi-layered film, electronic device, and manufacturing methods thereof Arinobu Kanegae 2017-01-10
9530986 Laminated substrate, light-emitting device, and method for producing light-emitting device Yuji Tanaka 2016-12-27
9240435 Organic EL display Hidehiro Yoshida, Tsuneyuki Ejima, Shuhei Nakatani 2016-01-19
9231156 Method for manufacturing light emitting device, and light emitting device Hiroaki Yamane, Gosuke Sakamoto 2016-01-05
9231031 Organic EL display Hidehiro Yoshida, Tsuneyuki Ejima, Shuhei Nakatani 2016-01-05
9136475 Organic EL element and method for producing same Gosuke Sakamoto, Masaomi Shibata, Izumi Kakinoki, Masataka Watanabe, Tomoko Matoba +2 more 2015-09-15
9093397 Flexible device manufacturing method and flexible device Yuji Tanaka 2015-07-28
9048206 Organic electroluminescence display panel and method of manufacturing thereof Masaomi Shibata 2015-06-02
8823254 Display panel apparatus and manufacturing method of display panel apparatus Takashi Ohta, Masahiro Kasano 2014-09-02
8748875 Organic electro-luminescence display device Kouhei Koresawa, Masafumi Matsui 2014-06-10
8729534 Organic EL display panel Hidehiro Yoshida 2014-05-20
8652657 Organic EL device and method for manufacturing the same Masaomi Shibata, Kouhei Koresawa 2014-02-18
8570252 Organic EL light emitting device Hidehiro Yoshida, Keisei Yamamuro 2013-10-29
8564196 Organic electroluminescent display device containing filter to provide high contrast Masafumi Matsui, Takashi Ohta, Kouhei Koresawa 2013-10-22
8445895 Organic electroluminescence element Jeremy Burroughes, Julian Carter 2013-05-21
8421065 Organic electroluminescent display device Masafumi Matsui, Kouhei Koresawa 2013-04-16
8362473 Organic EL device and method for manufacturing same Shuhei Nakatani, Kiyohiko Takagi 2013-01-29
8334529 Organic electroluminescence element and manufacturing method thereof Hidehiro Yoshida 2012-12-18