WS

Wataru Sotoyama

UL Udc Ireland Limited: 24 patents #7 of 148Top 5%
Fujitsu Limited: 23 patents #1,155 of 24,456Top 5%
FU Fujifilm: 10 patents #889 of 4,519Top 20%
Samsung: 8 patents #15,984 of 75,807Top 25%
Overall (All Time): #33,464 of 4,157,543Top 1%
65
Patents All Time

Issued Patents All Time

Showing 26–50 of 65 patents

Patent #TitleCo-InventorsDate
9728726 Organic electroluminescent element, material for organic electroluminescent element and light emitting device, display device, and illumination device, each employing organic electroluminescent element Koji Takaku, Yasunori Yonekuta, Masaru Kinoshita, Toshihiro Ise, Kuniyuki Kaminaga +1 more 2017-08-08
9714253 Organic thin film transistor, organic semiconductor thin film, and organic semiconductor material Tetsu Kitamura, Koji Takaku, Yuki HIRAI, Masaru Kinoshita, Yuuta Shigenoi 2017-07-25
9711733 Organic thin film transistor, organic semiconductor thin film, and organic semiconductor material Koji Takaku, Yasunori Yonekuta, Masaru Kinoshita 2017-07-18
9691988 Organic electroluminescent element, light-emitting material for organic electroluminescent element, and light-emitting device, display device, and illumination device using said element Saki Takada, Yosuke Yamamoto, Toshihiro Ise, Tetsu Kitamura, Toru Watanabe +2 more 2017-06-27
9586972 Organic thin film transistor, organic semiconductor thin film, and organic semiconductor material Tetsu Kitamura, Koji Takaku 2017-03-07
9525139 Materials for an organic electroluminescence element, electroluminescent, display and illuminating devices using the elements Tetsu Kitamura, Tenka Ouyo, Yuki HIRAI, Koji Takaku, Masaru Kinoshita +2 more 2016-12-20
9447111 Organic thin film transistor, organic semiconductor thin film, and organic semiconductor material Tetsu Kitamura, Koji Takaku 2016-09-20
9412963 Organic electroluminescent element, material for organic electroluminescent element, and light emitting device, display device and illumination device each using the element Koji Takaku, Yasunori Yonekuta, Katsuyuki Youfu, Tianhua Ouyang, Tetsu Kitamura +1 more 2016-08-09
9412964 Organic electroluminescent element Daisuke Inoue 2016-08-09
9397303 Organic electroluminescent element, material for said element, and light-emitting device, display device, and illumination device using said element Saki Takada, Koji Takaku, Tetsu Kitamura, Toshihiro Ise 2016-07-19
9257661 Light emitting device Masayuki Naya, Hideki YASUDA 2016-02-09
8349473 Organic electroluminescent device Toshihiro Ise 2013-01-08
8294361 Organic electric field light-emitting element Kensuke MASUI 2012-10-23
8187729 Organic electroluminescence device Takeshi Murakami, Ikuo Kinoshita, Kazunari Yagi, Saki Takada, Akira Takeda +1 more 2012-05-29
7635948 Light emitting apparatus and light emitting method 2009-12-22
7612500 Organic electroluminescence device 2009-11-03
7571894 Organic electroluminescence element 2009-08-11
7326476 Fluorescent material, organic electroluminescent element and organic electroluminescent display 2008-02-05
7276617 Organometallic complex, luminescent solid, organic EL element and organic EL display Tasuku Satoh, Hiroyuki Sato, Azuma Matsuura, Norio Sawatari 2007-10-02
7083867 Peropyrene compound, organic electroluminescent element and organic electroluminescent display Tasuku Sato, Hiroyuki Sato, Azuma Matsuura, Norio Sawatari, Toshiaki Narusawa 2006-08-01
7060370 Organic EL element and organic EL display Masaru Kinoshita, Jun Kodama, Yasuo Okamoto 2006-06-13
6940092 Electrically conducting organic compound and electronic device Hiroaki Yoshida 2005-09-06
6805977 Condensed eight-ring aromatic compound, and organic EL element and organic EL display using the same Hiroyuki Sato, Azuma Matsuura, Toshiaki Narusawa 2004-10-19
6803126 Organic EL element and organic EL display Hiroyuki Sato, Azuma Matsuura, Toshiaki Narusawa 2004-10-12
6783872 Dinaphtopyrene compound, and organic EL element and organic EL display using the same Hiroyuki Sato, Azuma Matsuura, Toshiaki Narusawa 2004-08-31