Issued Patents All Time
Showing 26–50 of 57 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9383663 | Electrophotographic photosensitive member, method of producing electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus | Yota Ito, Michiyo Sekiya, Atsushi Okuda, Nobuhiro Nakamura, Kazunori Noguchi +3 more | 2016-07-05 |
| 9335645 | Electrophotographic photosensitive member, process cartridge and electrophotographic apparatus | Kei Tagami, Masashi Nishi | 2016-05-10 |
| 9280072 | Process for producing electrophotographic photosensitive member | Harunobu Ogaki, Atsushi Okuda | 2016-03-08 |
| 9274443 | Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus | Hiroyuki Tomono, Atsushi Okuda, Takeshi Murakami | 2016-03-01 |
| 9207550 | Process for producing electrophotographic photosensitive member | Atsushi Okuda, Harunobu Ogaki | 2015-12-08 |
| 9141008 | Electrophotographic photosensitive member, process cartridge, electrophotographic apparatus, and imide compound | Nobuhiro Nakamura, Atsushi Okuda, Michiyo Sekiya, Yota Ito | 2015-09-22 |
| 9069267 | Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus | Kenichi Kaku, Michiyo Sekiya, Atsushi Okuda, Nobuhiro Nakamura, Yota Ito +2 more | 2015-06-30 |
| 9063505 | Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus | Michiyo Sekiya, Atsushi Okuda, Hiroyuki Tomono, Nobuhiro Nakamura, Yota Ito +2 more | 2015-06-23 |
| 9029054 | Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus | Atsushi Okuda, Michiyo Sekiya, Kenichi Kaku, Nobuhiro Nakamura, Yota Ito +2 more | 2015-05-12 |
| 9012112 | Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus | Hiroyuki Tomono, Michiyo Sekiya, Atsushi Okuda, Yuka Ishiduka, Nobuhiro Nakamura +1 more | 2015-04-21 |
| 8993205 | Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus | Nobuhiro Nakamura, Atsushi Okuda, Michiyo Sekiya, Yota Ito, Kenichi Kaku +2 more | 2015-03-31 |
| 8940465 | Electrophotographic photosensitive member, method for producing electrophotographic photosensitive member, process cartridge, electrophotographic apparatus, and imide compound | Hiroyuki Tomono, Michiyo Sekiya, Atsushi Okuda, Yuka Ishiduka, Nobuhiro Nakamura +1 more | 2015-01-27 |
| 8927184 | Method of producing electrophotographic photosensitive member | Michiyo Sekiya, Akihiro Maruyama | 2015-01-06 |
| 8795936 | Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus | Michiyo Sekiya, Akihiro Maruyama, Shinji Takagi, Hideaki Nagasaka | 2014-08-05 |
| 8632931 | Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus | Hideaki Nagasaka, Michiyo Sekiya, Shinji Takagi | 2014-01-21 |
| 8546050 | Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus | Akihiro Maruyama, Michiyo Sekiya, Hideaki Nagasaka, Shinji Takagi | 2013-10-01 |
| 8524430 | Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus | Shinji Takagi, Hideaki Nagasaka, Michiyo Sekiya | 2013-09-03 |
| 8524431 | Electrophotographic photosensitive member, process cartridge and electrophotographic apparatus | Hideaki Nagasaka, Shinji Takagi, Akihiro Maruyama, Michiyo Sekiya | 2013-09-03 |
| 8507162 | Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus | Akihiro Maruyama, Hideaki Nagasaka, Shinji Takagi | 2013-08-13 |
| 8470504 | Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus | Michiyo Sekiya, Hideaki Nagasaka, Shinji Takagi, Akihiro Maruyama | 2013-06-25 |
| 8465889 | Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus | Hideaki Nagasaka, Michiyo Sekiya, Shinji Takagi, Akihiro Maruyama | 2013-06-18 |
| 8343699 | Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus | Hideaki Nagasaka, Michiyo Sekiya, Shinji Takagi | 2013-01-01 |
| 7745083 | Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus | Hideaki Nagasaka, Michiyo Sekiya, Nobumichi Miki, Yosuke Morikawa | 2010-06-29 |
| 7727691 | Electrophotographic photosensitive member, process cartridge and electrophotographic apparatus | Nobumichi Miki, Hideaki Nagasaka, Michiyo Sekiya, Yosuke Morikawa | 2010-06-01 |
| 7592113 | Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus | Hideaki Nagasaka, Michiyo Sekiya, Nobumichi Miki, Yosuke Morikawa | 2009-09-22 |