Issued Patents All Time
Showing 26–44 of 44 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10331077 | Cartridge where biasing member is reliably held on coupling member | Yohei Kusano, Takatoshi Hamada | 2019-06-25 |
| D845384 | Process cartridge for image forming apparatus | Toru Oguma, Naoya Asanuma, Tetsuya Numata, Yohei Kusano, Daisuke Hiramatsu +4 more | 2019-04-09 |
| 10248077 | Cartridge and cover member | Tetsuya Numata, Yohei Kusano | 2019-04-02 |
| 10156827 | Cartridge and image forming apparatus | Kazuo Chadani, Tetsuya Numata | 2018-12-18 |
| 10156828 | Cartridge and cover member | Toru Oguma, Yohei Kusano | 2018-12-18 |
| 10156811 | Conveying device having a first conveyance member that transmits driving force to a second conveyance member | Takatoshi Hamada, Go Torii | 2018-12-18 |
| 9939778 | Cartridge and cover member | Toru Oguma, Yohei Kusano | 2018-04-10 |
| 9921536 | Electrophotographic photosensitive drum unit, cartridge, and flange member | Yohei Kusano | 2018-03-20 |
| 9836016 | Image forming apparatus and cartridge | Kazuo Chadani, Go Torii | 2017-12-05 |
| 9823619 | Cartridge detachably mountable to main assembly of electrophotographic image forming apparatus, assembling method for drive transmitting device for photosensitive drum, and electrophotographic image forming apparatus | Noriyuki Komatsu, Sho Shirakata, Isao Koishi | 2017-11-21 |
| 9651916 | Cartridge having storing medium and image forming apparatus using the cartridge | Naoya Asanuma, Takayuki Yada, Kiyoshi Furuta | 2017-05-16 |
| 9513578 | Developing device, process cartridge and image forming apparatus | Go Torii, Kiyoshi Furuta | 2016-12-06 |
| 9395679 | Cartridge detachably mountable to main assembly of electrophotographic image forming apparatus, assembling method for drive transmitting device for photosensitive drum, and electrophotographic image forming apparatus | Noriyuki Komatsu, Sho Shirakata, Isao Koishi | 2016-07-19 |
| 8620197 | Developer stirring member, developing apparatus and process cartridge | — | 2013-12-31 |
| D622309 | Process cartridge | Takeshi Kubota, Teruhiko Sasaki, Fumito Nonaka, Shunsuke Uratani, Tetsuo Uesugi +2 more | 2010-08-24 |
| D622308 | Process cartridge | Takeshi Kubota, Teruhiko Sasaki, Fumito Nonaka, Shunsuke Uratani, Tetsuo Uesugi +2 more | 2010-08-24 |
| D585482 | Toner cartridge | Takeshi Kubota, Toru Oguma, Fumito Nonaka, Ryuta Murakami, Shunsuke Uratani +1 more | 2009-01-27 |
| D583860 | Toner cartridge | Takeshi Kubota, Toru Oguma, Fumito Nonaka, Ryuta Murakami, Shunsuke Uratani +1 more | 2008-12-30 |
| 6543770 | Card inverting device, card game machine, and card inverting method | Toshiyuki Kaji, Jiro Yoshida, Tomoyuki Kawano, Hiroshi Yagi, Noriaki Ueda +2 more | 2003-04-08 |