Issued Patents All Time
Showing 1–25 of 47 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12409590 | Manufacturing apparatus, manufacturing system, and manufacturing method | Kazunori Suzuki, Akira Suzuki, Toshiteru Yamasaki | 2025-09-09 |
| 11584052 | Method of producing assembled product and assembling apparatus | Junichi Matsumura, Akira Suzuki, Toshiteru Yamasaki, Junji Yonemasu, Takashi Konishi | 2023-02-21 |
| 10401762 | Cartridge and unit | Akira Suzuki, Hiroshi Takarada, Toshiteru Yamasaki | 2019-09-03 |
| 10048646 | Image forming apparatus with frame body and detachable cartridge with integrated photosensitive drum | Akira Suzuki, Hiroomi Matsuzaki, Kazunori Suzuki, Toshiteru Yamasaki, Shigeo Miyabe +3 more | 2018-08-14 |
| 9971282 | Cartridge having a seal member filling a gap between a frame and a blade member | Fumito Nonaka | 2018-05-15 |
| 9864332 | Cartridge and image forming apparatus | — | 2018-01-09 |
| 9817338 | Cartridge and unit with port for injection molding resin member | Akira Suzuki, Hiroshi Takarada, Toshiteru Yamasaki | 2017-11-14 |
| 9688008 | Manufacturing method for cartridge having a molded electrode | Hiroshi Takarada, Kuniaki Hirukawa, Akira Suzuki, Yuichi Fukui | 2017-06-27 |
| 9529306 | Cartridge and unit with injection molded seal member | Fumito Nonaka | 2016-12-27 |
| 9383719 | Cartridge and image forming apparatus | — | 2016-07-05 |
| 9367025 | Cartridge including cartridge electrode integrally molded with frame | Hiroshi Takarada, Kuniaki Hirukawa, Akira Suzuki, Yuichi Fukui | 2016-06-14 |
| 9213267 | Developing device frame unit, developing device, process cartridge, and manufacturing method of the developing device frame unit | Akira Suzuki, Makoto Hayashida, Kazuhiko Kanno, Tadashi Horikawa | 2015-12-15 |
| 9104139 | Developing device, process cartridge, remanufacturing method for developing device and process cartridge | Akira Suzuki, Makoto Hayashida | 2015-08-11 |
| 9069291 | Cartridge and unit, for use with an image bearing member, having a seal member that seals a gap between a blade member and a frame | Fumito Nonaka | 2015-06-30 |
| 8879944 | Cartridge having molded resin electrode | Hiroshi Takarada, Kuniaki Hirukawa, Akira Suzuki, Yuichi Fukui | 2014-11-04 |
| 8682211 | Developing device frame unit, developing device, process cartridge, and manufacturing method of the developing device frame unit | Akira Suzuki, Makoto Hayashida, Kazuhiko Kanno, Tadashi Horikawa | 2014-03-25 |
| 8139975 | Sealing member and process cartridge | Makoto Hayashida, Akira Suzuki, Emi Watanabe, Kenji Aoki | 2012-03-20 |
| 7933534 | Developing device frame unit, developing device, process cartridge, and manufacturing method of the developing device frame unit | Akira Suzuki, Makoto Hayashida, Kazuhiko Kanno, Tadashi Horikawa | 2011-04-26 |
| 7912404 | Cartridge and electrophotographic image forming apparatus | Toshiyuki Karakama | 2011-03-22 |
| 7466939 | Electrophotographic image forming apparatus to which a plurality of process cartridges are detachably mountable by using a moving guide and an opening and closing member | Yoshiaki Nakashima, Takeshi Setoriyama, Shuji Nishitani, Hidetoshi Yamashita, Kazunari Murayama +2 more | 2008-12-16 |
| 7349649 | Process cartridge, positioning mechanism therefor and electrophotographic image forming apparatus | Kazunari Murayama, Hideki Maeshima | 2008-03-25 |
| 7346293 | Process cartridge having light guides and memory member, and electrophotographic image forming apparatus to which such cartridge is mountable | Tatsuya Suzuki, Kazunari Murayama | 2008-03-18 |
| 7162181 | Remanufacturing method for process cartridge | Hideki Maeshima, Kanji Yokomori, Kazunari Murayama, Susumu Nittani, Tatsuya Suzuki | 2007-01-09 |
| 7162174 | Process cartridge having light guides and memory member, and electrophotographic image forming apparatus to which such cartridge is mountable | Tatsuya Suzuki, Kazunari Murayama | 2007-01-09 |
| 7146115 | Image forming apparatus and developing-agent amount detecting method, cartridge, and storage medium | Tatsuya Suzuki, Kanji Yokomori | 2006-12-05 |