HK

Hitoshi Kuma

IC Idemitsu Kosan Co.: 6 patents #9 of 148Top 7%
KU Keio University: 1 patents #1 of 43Top 3%
Overall (2011): #12,045 of 364,097Top 4%
6
Patents 2011

Issued Patents 2011

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
8076839 Organic electroluminescence device Hiroshi Yamamoto, Chishio Hosokawa 2011-12-13
8035297 Organic electroluminescent device with carrier blocking layer interposed between two emitting layers Takashi Arakane, Hisayuki Kawamura, Toshihiro Iwakuma, Chishio Hosokawa 2011-10-11
7956529 Organic electroluminescent color light-emitting apparatus with organic electroluminescent devices with adjusted optical distances between electrodes Chishio Hosokawa 2011-06-07
7928647 Composite emitting device Akiyoshi Mikami 2011-04-19
7923917 Color conversion layer and light-emitting device Mitsuru Eida 2011-04-12
7883641 Metal oxide phosphor microparticle and process for producing the same; utilizing the same, dispersion liquid, fluorescence conversion membrane, method of separating metal oxide phosphor microparticle, fluorescent liquid, fluorescent paste, phosphor and process for producing the same; and fluorescence converter Tetsuhiko Isobe, Ryo Kasuya, Aya Kawano, Junichi Katano 2011-02-08