Issued Patents All Time
Showing 25 most recent of 57 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12404264 | Organic electric light emitting element, material for said element, and light emitting device, display device, and illumination device employing said element | Koji Takaku, Wataru Sotoyama, Yasunori Yonekuta, Toru Watanabe, Toshihiro Ise +1 more | 2025-09-02 |
| 12305071 | Hardcoat film and article and image display device having hardcoat film | Yuta FUKUSHIMA, Akio Tamura | 2025-05-20 |
| 12116460 | Polyorganosilsesquioxane and composition for forming hardcoat layer | Yuzo Nagata, Reiko INUSHIMA, Akio Tamura, Nobuyuki AKUTAGAWA | 2024-10-15 |
| 11844229 | Electroluminescent element, and light emitting device, display device and lighting device each using organic electroluminescent element | Koji Takaku, Wataru Sotoyama, Yasunori Yonekuta, Toshihiro Ise, Saki Takada +1 more | 2023-12-12 |
| 11744144 | Organic electroluminescent element, light-emitting material therefor, light emitting device, display device, and illumination device | Toru Watanabe, Yuki HIRAI, Tianhua Ouyang, Koji Takaku, Wataru Sotoyama +1 more | 2023-08-29 |
| 11563178 | Organic electroluminescent element, compound for use in the element, and light emitting device, display device, and illumination device using the element | Koji Takaku, Yasunori Yonekuta, Wataru Sotoyama, Katsuyuki Youfu, Yuki HIRAI +2 more | 2023-01-24 |
| 11530334 | Hardcoat film, article and image display device having hardcoat film, and method for manufacturing hardcoat film | Akio Tamura, Yuta FUKUSHIMA | 2022-12-20 |
| 11230669 | Liquid crystal film, optical laminate, circularly polarizing plate, and organic electroluminescent display device | Nobuyuki AKUTAGAWA, Keisuke YOSHIMASA, Akio Tamura, Reiko INUSHIMA | 2022-01-25 |
| 10903428 | Organic electroluminescent element, compound and material for organic electroluminescent element capable of being used therefor, light emitting device, display device, and illumination device, each using the element | Tenka Ouyo, Yuki HIRAI, Koji Takaku, Wataru Sotoyama, Masaru Kinoshita +2 more | 2021-01-26 |
| 10804469 | Charge transport material, organic electroluminescent element, and illumination device, display device, or light-emitting device characterized by using said element | Kousuke Watanabe | 2020-10-13 |
| 10717706 | M-phenylenediamine compound and method for producing polymer compound using same | Koji HIRONAKA, Shohei Kataoka, Masato SENOO, Sotaro INOMATA, Satoshi Sano +1 more | 2020-07-21 |
| 10537859 | Gas separation membrane, gas separation module, gas separation device, gas separation method, and polyimide compound | Koji HIRONAKA, Satoshi Sano, Yusuke Iizuka, Sotaro INOMATA, Keisuke KODAMA | 2020-01-21 |
| 10468607 | Organic electric light emitting element, material for said element, and light emitting device, display device, and illumination device employing said element | Koji Takaku, Wataru Sotoyama, Yasunori Yonekuta, Toru Watanabe, Toshihiro Ise +1 more | 2019-11-05 |
| 10428268 | Organic electroluminescence element | Toshihiro Ise, Toru Watanabe | 2019-10-01 |
| 10312447 | Organic semiconductor element, manufacturing method thereof, compound, organic semiconductor composition, organic semiconductor film, and manufacturing method thereof | Yosuke Yamamoto, Fumiko TAMAKUNI, Yuta SHIGENOI, Takashi Goto, Tetsuya Watanabe | 2019-06-04 |
| 10297760 | Organic electroluminescent element, compound and material for organic electroluminescent element, used in the same, and light emitting device, display device and illumination device, using the element | Koji Takaku, Wataru Sotoyama, Yasunori Yonekuta, Toru Watanabe, Masaru Kinoshita | 2019-05-21 |
| 10276806 | Coating solution for non-light-emitting organic semiconductor device, organic transistor, compound, organic semiconductor material for non-light-emitting organic semiconductor device, material for organic transistor, method for manufacturing organic transistor, and method for manufacturing organic semiconductor film | Hiroaki Tsuyama, Kimiatsu Nomura, Yoshihisa Usami, Masatoshi Yumoto, Masashi Koyanagi +3 more | 2019-04-30 |
| 10270044 | Coating solution for non-light-emitting organic semiconductor device, organic transistor, compound, organic semiconductor material for non-light-emitting organic semiconductor device, material for organic transistor, method for manufacturing organic transistor, and method for manufacturing organic semiconductor film | Hiroaki Tsuyama, Kimiatsu Nomura, Yoshihisa Usami, Masatoshi Yumoto, Masashi Koyanagi +3 more | 2019-04-23 |
| 10270043 | Organic transistor, compound, organic semiconductor material for non-light-emitting organic semiconductor device, material for organic transistor, coating solution for non-light-emitting organic semiconductor device, method for manufacturing organic transistor, method for manufacturing organic semiconductor film, organic semiconductor film for non-light-emitting organic semiconductor device, and method for synthesizing organic semiconductor material | Hiroaki Tsuyama, Kimiatsu Nomura, Yoshihisa Usami, Eiji Fukuzaki, Masashi Koyanagi +3 more | 2019-04-23 |
| 10217942 | Organic semiconductor element, manufacturing method thereof, compound, composition for forming organic semiconductor film, and organic semiconductor film | — | 2019-02-26 |
| 10115911 | Coating solution for non-light-emitting organic semiconductor device, organic transistor, compound, organic semiconductor material for non-light-emitting organic semiconductor device, material for organic transistor, method for manufacturing organic transistor, and method for manufacturing organic semiconductor film | Hiroaki Tsuyama, Kimiatsu Nomura, Yoshihisa Usami, Masatoshi Yumoto, Masashi Koyanagi +3 more | 2018-10-30 |
| 9954190 | Organic electric-field light-emitting element, light-emitting material for organic electric-field light-emitting element, and light-emitting device, display device, and illumination device using same element | Saki Takada, Yasunori Yonekuta, Toshihiro Ise, Toru Watanabe, Wataru Sotoyama +2 more | 2018-04-24 |
| 9932441 | Organic semiconductor element, manufacturing method thereof, compound, composition for forming organic semiconductor film, organic semiconductor film, and manufacturing method thereof | — | 2018-04-03 |
| 9876175 | Organic electroluminescent element, material for organic electroluminescent element, and light emitting device, display device and lighting device each using organic electroluminscent element | Koji Takaku, Toru Watanabe, Yosuke Yamamoto, Kimiatsu Nomura, Wataru Sotoyama +2 more | 2018-01-23 |
| 9825237 | Organic electroluminescent element, compound for organic electroluminescent element, and light-emitting device, display device, and illumination device using said element | Saki Takada, Koji Takaku, Toshihiro Ise, Wataru Sotoyama | 2017-11-21 |