Issued Patents All Time
Showing 1–25 of 87 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12419155 | Hole-transport layer material, electron-blocking layer material, electron-transport layer material, hole-blocking layer material, light-emitting device, light-emitting apparatus, electronic device, and lighting device | Takeyoshi WATABE, Hiromi Seo, Airi UEDA, Yuta KAWANO, Yasushi Kitano +3 more | 2025-09-16 |
| 12356791 | Light-emitting device, electronic device, and lighting device | Shunpei Yamazaki, Takeyoshi WATABE, Airi UEDA, Satoshi Seo, Nobuharu Ohsawa +1 more | 2025-07-08 |
| 12344602 | Organic compound, EL device, light-emitting apparatus, electronic appliance, lighting device, and electronic device | Takeyoshi WATABE, Satoshi Seo | 2025-07-01 |
| 12225812 | Organic compound, light-emitting device, light-emitting apparatus, electronic device, and lighting device | Takao TOSU, Takeyoshi WATABE, Airi UEDA, Yuta KAWANO, Nobuharu Ohsawa +1 more | 2025-02-11 |
| 12139446 | Arylamine compound, hole-transport layer material, hole-injection layer material, light-emitting device, light-emitting apparatus, electronic apparatus, and lighting device | Satoshi Seo, Nobuharu Ohsawa, Takeyoshi WATABE, Airi UEDA, Yasushi Kitano +1 more | 2024-11-12 |
| 12129548 | Method of forming structures using a neutral beam | Mitsuya Utsuno, Toshihisa Nozawa, Seiji Samukawa, Hua Chen | 2024-10-29 |
| 11964928 | Organic compound, light-emitting device, light-emitting apparatus, electronic equipment, lighting device, and electronic device | Takeyoshi WATABE, Satoshi Seo, Nobuharu Ohsawa | 2024-04-23 |
| 11835887 | Developer accommodating device with screw including screw blade as rotator, developing device, process cartridge, and image forming apparatus | Yuuki Tsuchiya, Yoshihiro Fujiwara, Shuntaroh Tamaki, Ryusuke Mase | 2023-12-05 |
| 11800734 | Light-emitting device, electronic device, and lighting device | Shunpei Yamazaki, Takeyoshi WATABE, Airi UEDA, Satoshi Seo, Nobuharu Ohsawa +1 more | 2023-10-24 |
| 11643724 | Method of forming structures using a neutral beam | Mitsuya Utsuno, Toshihisa Nozawa, Seiji Samukawa, Hua Chen | 2023-05-09 |
| 11506994 | Toner cartridge including a protrusion protruding from a center of a conveyance drive gear | Naoki Nakatake, Yoshiyuki Shimizu, Shoh Tsuritani, Manabu Hamada, Masato Tsuji +1 more | 2022-11-22 |
| 11482687 | Light-emitting device, electronic device, and lighting device | Shunpei Yamazaki, Takeyoshi WATABE, Airi UEDA, Satoshi Seo, Nobuharu Ohsawa +1 more | 2022-10-25 |
| 11275325 | Image forming apparatus including a process cartridge that includes a developing device | Hotaru HASHIKAWA, Yoshihiro Fujiwara, Nobuo Takami, Ryusuke Mase, Kazuki Yogosawa +2 more | 2022-03-15 |
| 11231663 | Toner cartridge including a protrusion protruding from a center of a conveyance drive gear | Naoki Nakatake, Yoshiyuki Shimizu, Shoh Tsuritani, Manabu Hamada, Masato Tsuji +1 more | 2022-01-25 |
| 10889878 | Alloy material, contact probe, and connection terminal | Toshio Kazama, Yoshihisa Tani, Satoshi Shoji, Teruo Anraku, Masayuki Ainoya +2 more | 2021-01-12 |
| 10816914 | Developer container for image forming apparatus | Naoki Nakatake, Yoshiyuki Shimizu, Shoh Tsuritani, Manabu Hamada, Masato Tsuji +1 more | 2020-10-27 |
| 10811256 | Method for etching a carbon-containing feature | Mitsuya Utsuno, Dai Ishikawa | 2020-10-20 |
| D893308 | Container | Keiji Shimamoto | 2020-08-18 |
| 10658181 | Method of spacer-defined direct patterning in semiconductor fabrication | Toshihisa Nozawa, Dai Ishikawa | 2020-05-19 |
| 10636976 | Organic compound, light-emitting element, light-emitting device, electronic device, and lighting device | Satoshi Seo, Tsunenori Suzuki, Naoaki HASHIMOTO, Yusuke TAKITA | 2020-04-28 |
| 10558145 | Downsized developer container with higher degree of freedom | Naoki Nakatake, Yoshiyuki Shimizu, Shoh Tsuritani, Manabu Hamada, Masato Tsuji +1 more | 2020-02-11 |
| 10496013 | Developing device, process cartridge, and image forming apparatus | Naoki Nakatake, Minoru Toyoda, Kazuki Matsumoto, Kenji Nakamura | 2019-12-03 |
| 10381219 | Methods for forming a silicon nitride film | Shinya Ueda, Tomomi Takayama, Taishi Ebisudani, Toshiya Suzuki | 2019-08-13 |
| 10295933 | Developer container, developing device, process unit, and image forming apparatus | Naoki Nakatake, Yoshiyuki Shimizu, Shoh Tsuritani, Manabu Hamada, Masato Tsuji +1 more | 2019-05-21 |
| 10290508 | Method for forming vertical spacers for spacer-defined patterning | Yoshio Susa | 2019-05-14 |