Issued Patents All Time
Showing 25 most recent of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12117741 | Electrophotographic photoreceptor, process cartridge, and image forming apparatus | Hiroko Kobayashi, Tomoya Sasaki, Yuto Okazaki, Kosuke Narita | 2024-10-15 |
| 11958707 | Sheet transport roller rubber composition and sheet transport roller | Masashi Hamakubo, Satoshi Ito | 2024-04-16 |
| 11892780 | Image forming apparatus and process cartridge | Yoshiteru Yamada, Tomoya Sasaki, Hiroko Kobayashi, Yuto Okazaki | 2024-02-06 |
| 11884803 | Sheet transport roller rubber composition and sheet transport roller | Masashi Hamakubo | 2024-01-30 |
| 11693329 | Fluorine-containing resin particle, composition, layer-shaped article, electrophotographic photoreceptor, process cartridge, and image forming apparatus | Wataru Yamada, Masahiro Iwasaki, Keisuke Kusano, Yuto Okazaki, Taisuke Fukui | 2023-07-04 |
| 11333987 | Fluorine-containing resin particle, composition, layer-shaped article, electrophotographic photoreceptor, process cartridge, and image forming apparatus | Wataru Yamada, Masahiro Iwasaki, Keisuke Kusano, Yuto Okazaki, Taisuke Fukui | 2022-05-17 |
| 11195697 | Plasma control apparatus | Toshihiro Hayami | 2021-12-07 |
| 11099492 | Electrophotographic photoreceptor, process cartridge, and image forming apparatus | Keisuke Kusano, Wataru Yamada, Masahiro Iwasaki, Yuto Okazaki, Taisuke Fukui | 2021-08-24 |
| 11066543 | Dispersant attached polytetrafluoroethylene particle, composition, layered material, electrophotographic photoreceptor, process cartridge, and image forming apparatus | Wataru Yamada, Takahiro Nakamura, Shingo SUDA, Masahiro Iwasaki, Keisuke Kusano +2 more | 2021-07-20 |
| 11048181 | Electrophotographic photoreceptor, process cartridge, and image-forming apparatus | Masahiro Iwasaki, Wataru Yamada, Keisuke Kusano, Taisuke Fukui, Yuto Okazaki | 2021-06-29 |
| 11016404 | Electrophotographic photoreceptor, process cartridge, and image forming apparatus | Tomoya Sasaki, Masahiro Iwasaki, Wataru Yamada, Takahiro Ishizuka | 2021-05-25 |
| 10890854 | Electrophotographic photoreceptor, process cartridge, image forming apparatus, and imide compound | Masahiro Iwasaki, Kenji Kajiwara, Wataru Yamada | 2021-01-12 |
| 10732168 | Cell imaging device, cell imaging method, and sample cell | Masakazu Fukuda, Masamichi Tanaka, Yanyan Liu, Takumi INUTSUKA, Tomoyuki Tsukahara | 2020-08-04 |
| 10705441 | Electrophotographic photoreceptor, process cartridge, and image-forming apparatus | Wataru Yamada, Masahiro Iwasaki, Keisuke Kusano, Taisuke Fukui, Yuto Okazaki | 2020-07-07 |
| 10663897 | Fixing member, method for producing fixing member, fixing device, and image forming apparatus | Takuro Hoshio, Kenji Omori, Jun Kimura | 2020-05-26 |
| 10641386 | Automatic transmission control decice | Hiroaki Shiokawa | 2020-05-05 |
| 10514621 | Electrophotographic photoreceptor, process cartridge, image forming apparatus, and imide compound | Masahiro Iwasaki, Kenji Kajiwara, Wataru Yamada | 2019-12-24 |
| 10459389 | Image forming apparatus | — | 2019-10-29 |
| 10195135 | Organopolysiloxane graft polymer | Satomi Nakazono | 2019-02-05 |
| 10039702 | Cleansing composition for skin or hair | Yasuhiro Doi | 2018-08-07 |
| 9874844 | Image forming system and image forming apparatus | Masami Maruko | 2018-01-23 |
| 9868793 | Cationic group-containing cellulose ether | Eisuke Miyoshi, Yumi Yamaguchi, Naoyuki Yamazaki | 2018-01-16 |
| 9458249 | Cellulose ether containing cationic group | Eisuke Miyoshi, Naoyuki Yamazaki, Yumi Yamaguchi | 2016-10-04 |
| 9456977 | Cationized glycerolated cellulose | Masaki Matsubara, Eisuke Miyoshi, Yumi Yamaguchi, Tomoko Uchiyama, Naoyuki Yamazaki | 2016-10-04 |
| 9040476 | Skin cleanser composition | Yasuhiro Doi, Masanori Takai, Hiromoto Mizushima, Rie Tanaka | 2015-05-26 |