Issued Patents All Time
Showing 26–50 of 50 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9684277 | Process cartridge and image-forming method | Yuki Yamamoto, Atsushi Okuda, Shuhei Moribe, Koji Nishikawa | 2017-06-20 |
| 9599917 | Electrophotographic photosensitive member, process cartridge and electrophotographic apparatus | Atsushi Okuda, Nobuhiro Nakamura, Kazunori Noguchi, Akihiro Maruyama, Atsushi Fujii +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 |
| 9557664 | Electrophotographic photosensitive member, method for manufacturing the same, process cartridge, and electrophotographic apparatus | Ryoichi Tokimitsu, Wataru Kitamura, Mai Murakami, Kan Tanabe | 2017-01-31 |
| 9494880 | Electrophotographic photosensitive member, method of producing electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus | Kazunori Noguchi, Daisuke Tanaka, Kazumichi Sugiyama, Yota Ito, Michiyo Sekiya +3 more | 2016-11-15 |
| 9411252 | Electrophotographic photosensitive member, method of producing the same, process cartridge, and electrophotographic apparatus | Mai Murakami, Kenichi Kaku, Wataru Kitamura, Ryoichi Tokimitsu, Hideaki Nagasaka +1 more | 2016-08-09 |
| 9383663 | Electrophotographic photosensitive member, method of producing electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus | Yota Ito, Michiyo Sekiya, Kunihiko Sekido, Atsushi Okuda, Nobuhiro Nakamura +3 more | 2016-07-05 |
| 9335646 | Electrophotographic photosensitive member, method of producing electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus | Kenichi Kaku, Wataru Kitamura, Mai Murakami, Ryoichi Tokimitsu, Hideaki Nagasaka +1 more | 2016-05-10 |
| 9304416 | Electrophotographic photosensitive member, method of producing electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus | Kazunori Noguchi, Nobuhiro Nakamura, Atsushi Okuda, Hiroyuki Tomono | 2016-04-05 |
| 9291922 | Method for producing electrophotographic photosensitive member | Mai Murakami, Wataru Kitamura, Masaki Nonaka, Ryoichi Tokimitsu | 2016-03-22 |
| 9069267 | Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus | Kenichi Kaku, Michiyo Sekiya, Kunihiko Sekido, Atsushi Okuda, Nobuhiro Nakamura +2 more | 2015-06-30 |
| 9063505 | Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus | Michiyo Sekiya, Kunihiko Sekido, Atsushi Okuda, Hiroyuki Tomono, Nobuhiro Nakamura +2 more | 2015-06-23 |
| 9029054 | Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus | Atsushi Okuda, Michiyo Sekiya, Kunihiko Sekido, Kenichi Kaku, Nobuhiro Nakamura +2 more | 2015-05-12 |
| 9012112 | Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus | Hiroyuki Tomono, Kunihiko Sekido, Michiyo Sekiya, Atsushi Okuda, Nobuhiro Nakamura +1 more | 2015-04-21 |
| 8993205 | Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus | Nobuhiro Nakamura, Atsushi Okuda, Kunihiko Sekido, Michiyo Sekiya, Yota Ito +2 more | 2015-03-31 |
| 8940465 | Electrophotographic photosensitive member, method for producing electrophotographic photosensitive member, process cartridge, electrophotographic apparatus, and imide compound | Kunihiko Sekido, Hiroyuki Tomono, Michiyo Sekiya, Atsushi Okuda, Nobuhiro Nakamura +1 more | 2015-01-27 |
| 8865381 | Electrophotographic photosensitive member, method for producing electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus | Masato Tanaka | 2014-10-21 |
| 8512922 | Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus | Wataru Kitamura, Kenichi Kaku, Mai Murakami | 2013-08-20 |
| 8481236 | Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus | Masato Tanaka | 2013-07-09 |
| 8088541 | Polyvinyl acetal resin, electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus | Masato Tanaka, Atsushi Fujii, Masataka Kawahara, Masaki Nonaka | 2012-01-03 |
| 7910274 | Electrophotographic photosensitive member, method of producing electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus | Masato Tanaka, Takehiko Endo, Atsushi Fujii, Kenichi Kaku, Masaki Nonaka | 2011-03-22 |
| 7009080 | Process for producing halogenated aromatic amine compound | Harunobu Ogaki, Takakazu Tanaka, Itaru Takaya | 2006-03-07 |
| 7001699 | Electrophotographic photosensitive member, process cartridge and electrophotographic apparatus | Takakazu Tanaka, Akira Yoshida, Hidetoshi Hirano, Harunobu Ogaki | 2006-02-21 |
| 6994941 | Electrophotographic photosensitive member, process cartridge and electrophotographic apparatus | Takakazu Tanaka, Itaru Takaya, Harunobu Ogaki, Kenichi Kaku | 2006-02-07 |
| 6991881 | Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus | Harunobu Ogaki, Akira Yoshida, Takakazu Tanaka, Itaru Takaya | 2006-01-31 |