Issued Patents All Time
Showing 1–25 of 25 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11997858 | Organic EL device as well as display apparatus, image pickup apparatus, communication apparatus, lighting apparatus, luminaire, and moving body each including the same | Hirokazu Miyashita, Takayuki Ito, Moe Takahira, Tomona Yamaguchi, Satoru Shiobara +4 more | 2024-05-28 |
| 11980044 | Organic light emitting device, and display apparatus, photoelectric conversion apparatus, electronic apparatus, illumination apparatus, and moving object including the same | Naoki Yamada, Satoru Shiobara, Jun Kamatani | 2024-05-07 |
| 11950437 | Organic light emitting device, and display apparatus, photoelectric conversion apparatus, electronic apparatus, illumination apparatus, and moving object including the same | Naoki Yamada, Satoru Shiobara, Jun Kamatani | 2024-04-02 |
| 11917844 | Organic EL element, and display apparatus, illumination apparatus, and moving object including the same | Naoki Yamada, Takayuki Ito, Hirokazu Miyashita | 2024-02-27 |
| 11672171 | Light-emitting device including a plurality of organic electroluminescent elements | Norifumi Kajimoto, Tetsuo Takahashi, Koji Ishizuya, Hirokazu Miyashita, Takayuki Ito +1 more | 2023-06-06 |
| 11411193 | Organic light emitting element, comprising at least first and second light emitting layers with satisfying lowest unoccupied molecular orbital (LUMO) and highest occupied molecular orbital (HOMO) relations | Hirokazu Miyashita, Naoki Yamada, Isao Kawata, Yuto Ito, Jun Kamatani | 2022-08-09 |
| 11251375 | While organic EL element | Naoki Yamada | 2022-02-15 |
| 10985323 | Light-emitting device including a plurality of organic electroluminescent elements | Norifumi Kajimoto, Tetsuo Takahashi, Koji Ishizuya, Hirokazu Miyashita, Takayuki Ito +1 more | 2021-04-20 |
| 10937979 | Organic el element, and display device, imaging apparatus, lighting device, and movable body including the same | Naoki Yamada, Jun Kamatani, Hirokazu Miyashita | 2021-03-02 |
| 10790465 | White organic EL element | Tomokazu Kotake, Hirokazu Miyashita, Takayuki Ito, Koji Ishizuya, Norifumi Kajimoto | 2020-09-29 |
| 10396305 | Organic EL device, and display apparatus and lighting apparatus using the same | — | 2019-08-27 |
| 9991451 | Organic light-emitting device, display apparatus, image display apparatus, lighting apparatus, image formation apparatus, and exposure apparatus | Naoki Yamada, Jun Kamatani, Takayuki Ito, Minako Nakasu | 2018-06-05 |
| 9155160 | Method of manufacturing organic electroluminescence display device and electronic equipment including organic electroluminescence display device manufactured by the manufacturing method | Taro Endo, Nobuhiko Sato, Tomoyuki Hiroki, Koichi Ishige, Satoru Shiobara +2 more | 2015-10-06 |
| 8927974 | Display apparatus and image pickup apparatus | — | 2015-01-06 |
| 8877532 | Method of manufacturing organic electroluminescence display device | Tomoyuki Hiroki, Taro Endo, Koichi Ishige, Nobuhiko Sato | 2014-11-04 |
| 8530254 | Method of manufacturing organic electroluminescence device | Toshihide Kimura, Tomoyuki Hiroki, Taro Endo, Koichi Ishige, Nobuhiko Sato | 2013-09-10 |
| 8183564 | Multicolor display apparatus | — | 2012-05-22 |
| 8063558 | Multi-color display apparatus | Toshihide Kimura | 2011-11-22 |
| 7045261 | Electrophotographic photosensitive member, process cartridge and electrophotographic apparatus | Takakazu Tanaka, Harunobu Ogaki, Kenichi Kaku | 2006-05-16 |
| 7009080 | Process for producing halogenated aromatic amine compound | Harunobu Ogaki, Takakazu Tanaka, Yuka Ishiduka | 2006-03-07 |
| 6994941 | Electrophotographic photosensitive member, process cartridge and electrophotographic apparatus | Takakazu Tanaka, Yuka Ishiduka, Harunobu Ogaki, Kenichi Kaku | 2006-02-07 |
| 6991881 | Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus | Harunobu Ogaki, Akira Yoshida, Takakazu Tanaka, Yuka Ishiduka | 2006-01-31 |
| 6623899 | Electrophotographic photosensitive member, process for production thereof, process cartridge and electrophotographic apparatus | Masataka Kawahara | 2003-09-23 |
| 6551752 | Electrophotographic photosensitive member, process cartridge and electrophotographic apparatus | Takeshi Ikeda, Masataka Kawahara | 2003-04-22 |
| 6296978 | Electrophotographic photosensitive member, a process-cartridge inclusive thereof, and an image forming apparatus | Kazuo Yoshinaga, Yuko Sato, Katsumi Aoki, Masataka Kawahara, Keiko Hiraoka | 2001-10-02 |