DK

Daisuke Kumaki

SL Semiconductor Energy Laboratory: 9 patents #47 of 359Top 15%
📍 Yonezawa, JP: #1 of 11 inventorsTop 10%
Overall (2011): #4,867 of 364,097Top 2%
9
Patents 2011

Issued Patents 2011

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDate
8008652 Light emitting device Satoshi Seo 2011-08-30
8008651 Light-emitting element and light-emitting device Satoshi Seo 2011-08-30
7964864 Light-emitting element and light-emitting device Satoshi Seo 2011-06-21
7964891 Light-emitting element, display device, and electronic appliance Satoshi Seo 2011-06-21
7940002 Light emitting element and light emitting device Hisao Ikeda, Hiroko Abe, Satoshi Seo 2011-05-10
7901791 Carbazole derivative, and light emitting element and light emitting device using the carbazole derivative Harue Nakashima, Sachiko Kawakami 2011-03-08
7893427 Light emitting element and light emitting device using the same Satoshi Seo 2011-02-22
7892657 Light emitting element, light emitting device, and electronic device Harue Nakashima, Ryoji Nomura, Hiroko Abe, Satoshi Seo, Junichiro Sakata +1 more 2011-02-22
7875893 Light emitting device Satoshi Seo, Hisao Ikeda, Junichiro Sakata 2011-01-25