Issued Patents All Time
Showing 1–25 of 62 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11392050 | Process cartridge and electrophotographic apparatus | Tsutomu Nishida, Yuka Ishiduka, Kenichi Kaku, Nobuhiro Nakamura, Hiroyuki Watanabe +3 more | 2022-07-19 |
| 11366402 | Process cartridge and electrophotographic apparatus using the same | Yuka Ishiduka, Tsutomu Nishida, Hideharu Shimozawa, Nobuhiro Nakamura, Hiroyuki Watanabe +4 more | 2022-06-21 |
| 11256186 | Electrophotographic photosensitive member, process cartridge and electrophotographic apparatus | Hideharu Shimozawa, Tsutomu Nishida, Yuka Ishiduka, Kenichi Kaku, Nobuhiro Nakamura +1 more | 2022-02-22 |
| 11009079 | Vehicle drive apparatus | Takeshi Torii, Daisuke Yamaoka, Tetsuya Yamauchi, Atsushige Kawasaka, Masashi Ikemura +1 more | 2021-05-18 |
| 10838315 | Electrophotographic photosensitive member, process cartridge and electrophotographic apparatus | Hideharu Shimozawa, Tsutomu Nishida, Yuka Ishiduka, Nobuhiro Nakamura, Hiroyuki Watanabe | 2020-11-17 |
| 10831118 | Electrophotographic photosensitive member and method for producing electrophotographic photosensitive member | Hiroyuki Watanabe, Tsutomu Nishida, Yuka Ishiduka, Hideharu Shimozawa, Nobuhiro Nakamura +3 more | 2020-11-10 |
| 10747130 | Process cartridge and electrophotographic apparatus | Tsutomu Nishida, Yuka Ishiduka, Nobuhiro Nakamura, Hiroyuki Watanabe, Hideharu Shimozawa +3 more | 2020-08-18 |
| 10747131 | Electrophotographic photosensitive member and method for manufacturing the same as well as process cartridge and electrophotographic image-forming apparatus | Hiroyuki Watanabe, Tsutomu Nishida, Yuka Ishiduka, Hideharu Shimozawa, Nobuhiro Nakamura +1 more | 2020-08-18 |
| 10691033 | Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus | Tsutomu Nishida, Yuka Ishiduka, Nobuhiro Nakamura, Hiroyuki Watanabe, Hideharu Shimozawa | 2020-06-23 |
| 10642177 | Process cartridge and image-forming apparatus | Nobuhiro Nakamura, Tsutomu Nishida, Yuka Ishiduka, Hiroyuki Watanabe, Hideharu Shimozawa | 2020-05-05 |
| 10558132 | Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus | Yuka Ishiduka, Tsutomu Nishida, Hiroyuki Watanabe, Hideharu Shimozawa, Nobuhiro Nakamura +6 more | 2020-02-11 |
| 10558133 | Electrophotographic photosensitive member, process cartridge and electrophotographic apparatus | Nobuhiro Nakamura, Tsutomu Nishida, Yuka Ishiduka, Hiroyuki Watanabe, Hideharu Shimozawa +3 more | 2020-02-11 |
| 10539892 | Electrophotographic photosensitive member, process cartridge, and electrophotographic image-forming apparatus | Tsutomu Nishida, Yuka Ishiduka, Kenichi Kaku, Nobuhiro Nakamura, Hiroyuki Watanabe +1 more | 2020-01-21 |
| 10331052 | Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus | Kazunori Noguchi, Takeshi Murakami, Nobuhiro Nakamura, Harunobu Ogaki | 2019-06-25 |
| 10290990 | Method for manufacturing female terminal and female terminal | Kanji Horiuchi, Yoshitomo Tsujii, Noriyuki Uematu, Kensaku Takata | 2019-05-14 |
| 10114301 | Electrophotographic photoreceptor, process cartridge, and electrophotographic apparatus | Yuka Ishiduka, Atsushi Fujii, Akihiro Maruyama, Kazunori Noguchi, Nobuhiro Nakamura +3 more | 2018-10-30 |
| 9917396 | Device connector | Kanji Horiuchi, Noriyuki Uematsu, Yoshitomo Tsujii | 2018-03-13 |
| 9817326 | Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus | Yuki Yamamoto, Atsushi Fujii, Yuka Ishiduka, Kazunori Noguchi, Akihiro Maruyama +2 more | 2017-11-14 |
| 9811008 | Image forming method, process cartridge, and electrophotographic apparatus | Kazunori Noguchi, Yuka Ishiduka, Yuki Yamamoto, Akihiro Maruyama, Atsushi Fujii +2 more | 2017-11-07 |
| 9791792 | Electrophotographic photosensitive member, process cartridge and electrophotographic apparatus | Yohei Miyauchi, Kimihiro Yoshimura, Harunobu Ogaki, Yuki Yamamoto, Wataru Kitamura +1 more | 2017-10-17 |
| 9726992 | Electrophotographic photosensitive member, manufacturing method of electrophotographic photosensitive member, process cartridge and electrophotographic apparatus | Kazuko Sakuma, Yuka Ishiduka, Kazunori Noguchi, Yuki Yamamoto, Atsushi Fujii +2 more | 2017-08-08 |
| 9684277 | Process cartridge and image-forming method | Yuki Yamamoto, Yuka Ishiduka, Shuhei Moribe, Koji Nishikawa | 2017-06-20 |
| 9599917 | Electrophotographic photosensitive member, process cartridge and electrophotographic apparatus | Nobuhiro Nakamura, Kazunori Noguchi, Akihiro Maruyama, Atsushi Fujii, Yuka Ishiduka +3 more | 2017-03-21 |
| 9581920 | Coating film-removing method for cylindrical substrate and manufacturing method for electrophotographic photosensitive member | Nobuhiro Nakamura, Kazuko Sakuma, Takahisa Taniguchi, Tatsuya Yamaai, Atsushi Fujii +4 more | 2017-02-28 |
| 9575422 | Method of producing electrophotographic photosensitive member, method of producing organic device, and emulsion for charge transporting layer | Keiko Yamagishi, Harunobu Ogaki, Yohei Miyauchi, Hiroki Uematsu, Kimihiro Yoshimura | 2017-02-21 |