Issued Patents All Time
Showing 26–50 of 63 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9620720 | Organic electroluminescent element, and light emitting device, display device and lighting device each using organic electroluminescent element | Tetsu Kitamura, Yasunori Yonekuta, Saki Takada, Toshihiro Ise | 2017-04-11 |
| 9608207 | Organic electroluminescence element | Tetsu Kitamura, Toru Watanabe, Yasunori Yonekuta | 2017-03-28 |
| 9601705 | Material for organic electroluminescence element and organic electroluminescence element using the same, and method for manufacturing organic electroluminescence element | — | 2017-03-21 |
| 9586972 | Organic thin film transistor, organic semiconductor thin film, and organic semiconductor material | Tetsu Kitamura, Wataru Sotoyama | 2017-03-07 |
| 9525139 | Materials for an organic electroluminescence element, electroluminescent, display and illuminating devices using the elements | Tetsu Kitamura, Tenka Ouyo, Yuki HIRAI, Wataru Sotoyama, Masaru Kinoshita +2 more | 2016-12-20 |
| 9508934 | Organic film transistor, organic semiconductor film, and organic semiconductor material and use applications thereof | Akihiro Kaneko, Yasunori Yonekuta, Yuki HIRAI, Hiroki Sugiura, Masashi Koyanagi +1 more | 2016-11-29 |
| 9447111 | Organic thin film transistor, organic semiconductor thin film, and organic semiconductor material | Tetsu Kitamura, Wataru Sotoyama | 2016-09-20 |
| 9449732 | Charge transport film, method for producing the same, and light-emitting element and photoelectric conversion element using the same | Naoyuki Hayashi, Yoshio Inagaki, Tasuku Satou, Kana Morohashi, Ryo Nishio | 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 | Yasunori Yonekuta, Katsuyuki Youfu, Wataru Sotoyama, Tianhua Ouyang, Tetsu Kitamura +1 more | 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, Tetsu Kitamura, Toshihiro Ise, Wataru Sotoyama | 2016-07-19 |
| 9287507 | Organic electroluminescent element, compounds and materials used for the organic electroluminescent element, and light-emitting, display and illuminating devices using the elements | Kousuke Watanabe, Wataru Toyama, Toshihiro Ise, Masaru Kinoshita, Saki Takada | 2016-03-15 |
| 8426626 | Compound having asymmetric carbon atom, oxidation-reduction reaction causing portion, and liquid crystal substituent | — | 2013-04-23 |
| 8361567 | Liquid crystal composition, liquid crystal device, reflective display material, and light modulating material | — | 2013-01-29 |
| 7898625 | Liquid crystal device having a pair of electrodes with a vertical alignment film in which the chiral pitch length to gap ratio (P/G) is 0.06 to less than 1.0 | Naoyuki Hayashi, Takashi Kato, Katsuyuki Yofu | 2011-03-01 |
| 7871539 | Liquid crystal composition, liquid crystal element, reflective display material, light-controlling material, and method of preparing liquid crystal composition | Naoyuki Hayashi, Takashi Kato | 2011-01-18 |
| 7820071 | Light modulating material and light modulating method | Takashi Kato, Naoyuki Hayashi, Akihide Osaku | 2010-10-26 |
| 7780870 | Liquid crystal composition, liquid crystal element, and siloxane polymer | Takashi Kato | 2010-08-24 |
| 7736533 | Liquid crystal composition, liquid crystal device, reflective display material and light modulating material | Katsuyuki Yofu, Naoyuki Hayashi, Takashi Kato | 2010-06-15 |
| 7722784 | Liquid crystal composition, liquid crystal device, reflection display material, light modulating material, and anthraquinone compound | Katsuyuki Youfu | 2010-05-25 |
| 7718086 | Dichroic dye, and liquid crystal composition and liquid crystal device using the same | Takashi Kato | 2010-05-18 |
| 7713438 | Liquid crystal composition, liquid crystal device, reflective display material, and light modulating material | — | 2010-05-11 |
| 7713437 | Liquid crystal composition, liquid crystal element, reflective display material, and light-controlling material | Takashi Kato | 2010-05-11 |
| 7623203 | Light modulating material | Naoyuki Hayashi, Takashi Kato | 2009-11-24 |
| 7427364 | Liquid crystal composition, liquid crystal element, and cross-linked siloxane polymer | Takashi Kato | 2008-09-23 |
| 7402331 | Liquid crystal element | Takashi Kato | 2008-07-22 |