Issued Patents All Time
Showing 26–49 of 49 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10831151 | Process cartridge and image forming apparatus | Hideshi Nishiyama, Aya Adachi, Ryosuke Hayashi, Masaaki Furukawa, Shougo Sato | 2020-11-10 |
| 10782646 | Process cartridge | Aya Adachi, Hideshi Nishiyama, Shougo Sato | 2020-09-22 |
| 10684587 | Process cartridge and image forming apparatus | Hideshi Nishiyama, Aya Adachi, Ryosuke Hayashi, Masaaki Furukawa, Shougo Sato | 2020-06-16 |
| 10649366 | Developing cartridge including supply roller, layer thickness regulation blade, and supply electrode electrically connected to both supply roller and layer thickness regulation blade | Tomoya Ichikawa, Koji Abe, Naoya Kamimura | 2020-05-12 |
| 10585384 | Process cartridge having drum cartridge, toner cartridge and waste toner conveyor tube | Shougo Sato, Hideshi Nishiyama, Aya Adachi | 2020-03-10 |
| 10579011 | Process cartridge and image forming apparatus | Hideshi Nishiyama, Aya Adachi, Ryosuke Hayashi, Masaaki Furukawa, Shougo Sato | 2020-03-03 |
| 10520888 | Image forming apparatus and process cartridge | Shougo Sato | 2019-12-31 |
| 10466643 | Image forming apparatus comprising drum cartridge and toner cartridge | Shougo Sato, Hideshi Nishiyama, Aya Adachi | 2019-11-05 |
| 10452022 | Process cartridge | Aya Adachi, Hideshi Nishiyama, Shougo Sato | 2019-10-22 |
| D849131 | Toner cartridge | Takashi Shimizu, Naoya Kamimura, Koji Abe, Hideshi Nishiyama, Keita Shimizu +2 more | 2019-05-21 |
| 10254705 | Process cartridge having a conveyor tube between a photosensitive drum and a waste toner container | Shougo Sato, Hideshi Nishiyama, Aya Adachi | 2019-04-09 |
| 10197969 | Process cartridge and image forming apparatus | Hideshi Nishiyama, Aya Adachi, Ryosuke Hayashi, Masaaki Furukawa, Shougo Sato | 2019-02-05 |
| 10168663 | Process cartridge | Aya Adachi, Hideshi Nishiyama, Shougo Sato | 2019-01-01 |
| 10082765 | Process cartridge and image forming apparatus | Hideshi Nishiyama, Aya Adachi, Ryosuke Hayashi, Masaaki Furukawa, Shougo Sato | 2018-09-25 |
| 10067468 | Image forming apparatus and process cartridge | Shougo Sato | 2018-09-04 |
| 9507315 | Developing cartridge provided with supply electrode and protecting portion capable of protecting supply electrode | Shota Iriyama, Soun Kanada, Takashi Shimizu | 2016-11-29 |
| 9417558 | Development cartridge, process cartridge, and image forming apparatus having the same | Takashi Shimizu, Soun Kanada, Hirofumi Kuriki, Hiroya Fukuta | 2016-08-16 |
| 9256195 | Development cartridge, process cartridge, and image forming apparatus having the same | Takashi Shimizu, Soun Kanada, Hirofumi Kuriki, Hiroya Fukuta | 2016-02-09 |
| 8148005 | Active material and a secondary battery using the active material | Kyohei Usami, Naomi Awano, Tadashi Sugawara, Michio MATSUSHITA, Hideji Komatsu | 2012-04-03 |
| 7442344 | Ceramic member with oxygen ion conductivity and use thereof | Takehiro Suzuki, Hisatomi Taguchi, Shigeo Nagaya, Kiyoshi Komura, Syozo Watanabe | 2008-10-28 |
| 7364713 | Raw material powder for molding oxide ion conductor, and method for manufacturing the same | Hisatomi Taguchi, Shigeo Nagaya, Kiyoshi Komura, Kiichi Hirano, Hiroshi Tenjikukatsura | 2008-04-29 |
| 5772407 | Reciprocating piston type compressor improved to distribute lubricating oil sufficiently during the starting phase of its operation | Ryo Kato, Naoya Yokomachi, Masanori Iwadou | 1998-06-30 |
| 5226796 | Valve assembly in a piston type compressor | Takashi Okamoto, Katsunori Kawai, Hayato Ikeda | 1993-07-13 |
| 5186475 | Gasket having retainer element for reed valve integrally formed therewith | Katsunori Kawai, Toshiyuki Nakajima | 1993-02-16 |