KJ

Keiichiro Juri

Ricoh Company: 23 patents #910 of 9,818Top 10%
Overall (All Time): #176,345 of 4,157,543Top 5%
23
Patents All Time

Issued Patents All Time

Showing 1–23 of 23 patents

Patent #TitleCo-InventorsDate
12429809 Cleaning blade, method of manufacturing the same, process cartridge, and image forming apparatus Kazuma Tokai, Naoko Shohji, Masahiro Ohmori, Hideki Kimura, Makoto Watanabe +5 more 2025-09-30
12189323 Cleaning blade, image forming apparatus, and process cartridge Masahiro Ohmori 2025-01-07
12153372 Cleaning blade, lubricant leveling blade, process cartridge, and image forming apparatus Masahiro Ohmori, Hideki Kimura 2024-11-26
12001162 Cleaning blade for intermediate transfer medium, and image forming apparatus Masahiro Ohmori, Takuya Akiyama 2024-06-04
11561498 Cleaning blade, process cartridge, and image forming apparatus Masahiro Ohmori 2023-01-24
10859963 Image forming apparatus, image forming method, and process cartridge Shinya Nakayama, Yuka Aoyama, Hiroshi Yamada 2020-12-08
10802412 Image forming apparatus and image forming method Yuka Aoyama, Shinya Nakayama, Hiroshi Yamada 2020-10-13
10191439 Cleaning blade, process cartridge, and image forming apparatus Masanobu Gondoh, Yohta Sakon, Masahiro Ohmori, Yuuki Mizutani, Yuka Aoyama 2019-01-29
10146169 Cleaning blade, process cartridge, and image forming apparatus Yuka Aoyama, Masanobu Gondoh, Yohta Sakon, Masahiro Ohmori, Yuuki Mizutani 2018-12-04
10001731 Composition for seamless belt, and image forming apparatus using the belt Makoto Matsushita, Akira Izutani, Hideaki Yasunaga, Ayano Momose, Yuri Haga +1 more 2018-06-19
9983505 Developing roller, process cartridge, image forming apparatus and image forming method Hideaki Yasunaga 2018-05-29
9921526 Semiconductive resin composition, member for electrophotography and image forming apparatus Hiroaki Takahashi, Hideaki Yasunaga, Akira Izutani, Makoto Matsushita, Yuri Haga +1 more 2018-03-20
9891558 Semiconductive resin composition, member for electrophotography and image forming apparatus Makoto Matsushita, Akira Izutani, Hiroaki Takahashi, Yuri Haga, Hideaki Yasunaga 2018-02-13
9851656 Developing roller, toner and image forming apparatus Makoto Matsushita, Hideaki Yasunaga 2017-12-26
9851682 Cleaning blade including modified portion including impregnated portion and surface layer, and process cartridge and image forming apparatus including the cleaning blade Yuka Aoyama, Masanobu Gondoh, Yohta Sakon, Masahiro Ohmori, Shohei Gohda +2 more 2017-12-26
9778602 Image forming apparatus Hideaki Yasunaga, Akira Izutani, Makoto Matsushita, Hiroaki Takahashi, Ayano Momose +1 more 2017-10-03
9720354 Intermediate transfer belt Hideaki Yasunaga, Akira Izutani, Makoto Matsushita, Ayano Momose 2017-08-01
9625858 Intermediate transfer belt, and image forming apparatus using the belt Akira Izutani, Hideaki Yasunaga, Makoto Matsushita, Hiroaki Takahashi, Ayano Momose +1 more 2017-04-18
9122204 Developing device, process cartridge, image forming apparatus, and image forming method Hideaki Yasunaga 2015-09-01
9098013 Developing roller, developing device, process cartridge, and image forming apparatus Hideaki Yasunaga, Yuta Takeuchi, Tsuyoshi Nozaki, Yoshimichi Ishikawa, Tomoharu Miki 2015-08-04
9031478 Developing roller including a roughened outermost surface, and developing device and image forming apparatus including the same Hideaki Yasunaga 2015-05-12
9026015 Developing roller, and developing device, process cartridge and image forming method and apparatus using the developing roller Hideaki Yasunaga, Chiyoshi Nozaki 2015-05-05
8526864 Image developer, process cartridge, and image forming apparatus Shuuichi Nakagawa, Chiyoshi Nozaki, Hideaki Yasunaga 2013-09-03