CS

Chizu Sekine

SC Sumitomo Chemical: 33 patents #51 of 4,033Top 2%
CL Cambridge Display Technology Limited: 1 patents #123 of 201Top 65%
KC Kansai Technology Licensing Organization Co.: 1 patents #2 of 26Top 8%
NU National University Corporation Hokkaido University: 1 patents #278 of 825Top 35%
AT Agency Of Industrial Science And Technology: 1 patents #568 of 1,778Top 35%
📍 Tsukuba, JP: #67 of 2,818 inventorsTop 3%
Overall (All Time): #108,109 of 4,157,543Top 3%
33
Patents All Time

Issued Patents All Time

Showing 1–25 of 33 patents

Patent #TitleCo-InventorsDate
9976078 Polymer compound, luminescent material, and light emitting device Nobuhiko Akino, Satoshi Mikami, Tomoya Nakatani 2018-05-22
9929347 Polymer compound and light emitting element using same Satoshi Mikami, Makoto Anryu, Hidenobu Kakimoto, Annette Steudel, Martin Humphries +4 more 2018-03-27
9315723 Polymer compound, luminescent material, and light emitting device Nobuhiko Akino, Satoshi Mikami, Tomoya Nakatani 2016-04-19
9287514 Metal complex and device using the metal complex Noboru Kitamura, Eri Sakuda, Akitaka Ito, Takeo Hirokawa, Yusuke Ishii 2016-03-15
9048442 Composition containing a metal complex and organic compound, and light-emitting element using said compound Kohei Asada, Osamu Goto 2015-06-02
8889265 Copolymer and polymer light emitting device using the same Tomoyuki Suzuki, Takanobu Noguchi 2014-11-18
8519092 Polymer compound and polymer light-emitting device using the same Makoto Kitano, Yoshiaki Tsubata, Jun Oguma, Katsumi Agata, Akihiro Ono +1 more 2013-08-27
8274074 Polymer material and device using the same Nobuhiko Akino, Miho Ishikawa 2012-09-25
8263735 Polymer compound and polymer light-emitting device using the same Makoto Kitano, Yoshiaki Tsubata, Jun Oguma, Katsumi Agata, Akihiro Ono +1 more 2012-09-11
8142908 Polymer light-emitting material comprising a conjugated polymer and compound exhibiting light emission from the triplet excited state and polymer light-emitting device using the same Tomoya Nakatani, Satoshi Mikami, Satoshi Kobayashi 2012-03-27
8017721 Polymer film and polymer film device using the same Masato Ueda 2011-09-13
7772360 Polymer compound and polymer light-emitting device using the same Makoto Kitano, Yoshiaki Tsubata, Jun Oguma, Katsumi Agata, Akihiro Ono +1 more 2010-08-10
7452961 Polymer film and polymer film device using same Masato Ueda 2008-11-18
7208567 Polymer compound and polymer light emitting device using the same Jun Oguma, Takahiro Ueoka, Yoshiaki Tsubata, Makoto Kitano 2007-04-24
7157154 Polymer and polymeric luminescent element comprising the same Kohei Tamao, Shigehiro Yamaguchi, Makoto Kitano, Satoshi Kobayashi 2007-01-02
7135579 Dibenzothiophene oxide compound, and process for producing the same Masamitsu Ishitobi, Koichi Fujisawa, Kazunori Iwakura, Masayoshi Minai 2006-11-14
6849202 COMPOUND HAVING PHENYLACETYLENE STRUCTURE, LIQUID CRYSTAL COMPOSITION, POLYMER, OPTICALLY ANISOTROPIC PRODUCT, OPTICAL OR LIQUID CRYSTAL ELEMENT, DIBENZOTHIOPHENE COMPOUND, INTERMEDIATE, AND PROCESS FOR PRODUCING THE SAME Masamitsu Ishitobi, Koichi Fujisawa, Kazunori Iwakura, Masayoshi Minai 2005-02-01
6673267 Phenylacetylene compound, liquid crystal composition, polymer, optically anisotropic product, and liquid crystal or optical element Koichi Fujisawa, Masayoshi Minai, Kazunori Iwakura 2004-01-06
6623810 Phenylacetylene compound, liquid crystal composition, and liquid crystal element produced with the same Koichi Fujisawa, Kazunori Iwakura, Masayoshi Minai 2003-09-23
6246452 Liquid crystal, liquid crystal mixture having Tau-V min mode driving with negative or zero temperature dependency Kyoko Yamamoto, Koichi Fujisawa, Yukari Fujimoto, Tsutomu Matsumoto, Masayoshi Minai 2001-06-12
6149837 Phenylacetylene compound and liquid crystal composition comprising the same Koichi Fujisawa, Naoto Konya, Masayoshi Minai 2000-11-21
6030546 Trans-olefin compounds, method for production thereof, liquid crystal composition containing the same as active ingredient, and liquid crystal element using said composition Yukari Fujimoto, Naoyuki Takano, Takayuki Higashii, Masayoshi Minai, Kayoko Ueda +3 more 2000-02-29
5866035 Liquid crystal mixture and liquid crystal device comprising the same Kyoko Yamamoto, Yoshiaki Tsubata, Koichi Fujisawa 1999-02-02
5779934 Fluorine-containing optically active compound, process for preparing the same and liquid crystal mixture and liquid crystal element comprising the same Takayuki Higashii, Yukari Fujimoto, Tsutomu Matsumoto, Masayoshi Minai, Kyoko Endo +1 more 1998-07-14
5762825 Liquid crystal mixture and liquid crystal device comprising the same Yoshiaki Tsubata, Kyoko Yamamoto, Koichi Fujisawa, Yukari Fujimoto, Tsutomu Matsumoto +1 more 1998-06-09