Issued Patents All Time
Showing 1–25 of 42 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9529303 | Toner container and manufacturing method for toner container | Kaori Mitsuishi, Seiji Terazawa, Atsushi Inoue | 2016-12-27 |
| 9436127 | Toner container and manufacturing method for toner container | Kaori Mitsuishi, Seiji Terazawa, Atsushi Inoue | 2016-09-06 |
| 9213261 | Toner container and manufacturing method for toner container | Kaori Mitsuishi, Seiji Terazawa, Atsushi Inoue | 2015-12-15 |
| 9170530 | Powder container and image forming apparatus incorporating same | Yuki Oshikawa, Yuuki Satoh, Takuya Seshita, Toshiki Hayashi, Masashi Nagayama +1 more | 2015-10-27 |
| 8532542 | Toner container and manufacturing method for toner container | Kaori Mitsuishi, Seiji Terazawa, Atsushi Inoue | 2013-09-10 |
| 8311447 | Toner container and manufacturing method for toner container | Kaori Mitsuishi, Seiji Terazawa, Atsushi Inoue | 2012-11-13 |
| 7486916 | Method and apparatus of image forming and process cartridge included in the apparatus | Kiyonori Tsuda, Atsushi Sampe, Takeo Suda, Satoshi Hatori, Yuji Arai +1 more | 2009-02-03 |
| 7162189 | Method and apparatus of image forming and process cartridge included in the apparatus | Kiyonori Tsuda, Atsushi Sampe, Takeo Suda, Satoshi Hatori, Yuji Arai +1 more | 2007-01-09 |
| 7146122 | Image forming apparatus and image forming unit | Satoshi Hatori, Kiyonori Tsuda, Naoto Watanabe, Takeo Suda, Yuji Arai +1 more | 2006-12-05 |
| 7136610 | Image forming apparatus using installable process cartridge, method of positioning process cartridge, and process cartridge itself | Yuji Arai, Atsushi Sampe, Kiyonori Tsuda, Takeo Suda, Satoshi Hatori +11 more | 2006-11-14 |
| 7114928 | High-pressure fuel pump and assembly structure of high-pressure pump | Kazuhiro Asayama, Naoki Kurata, Daichi Yamazaki, Masanori Sugiyama, Hiroshi Inoue | 2006-10-03 |
| 7072602 | Image forming apparatus and image forming unit | Satoshi Hatori, Kiyonori Tsuda, Naoto Watanabe, Takeo Suda, Yuji Arai +1 more | 2006-07-04 |
| 7062207 | Powder transport apparatus and image forming apparatus that can stabilize replenishment of powder | Kiyonori Tsuda, Atsushi Sampe, Satoshi Hatori, Yuji Arai, Takeo Suda +1 more | 2006-06-13 |
| 6910644 | Solenoid-operated fuel injection valve | Masao Nakayama, Natsuki Sugiyama | 2005-06-28 |
| 6554590 | High pressure pump | Tomoyuki Maeda, Kazuhiro Asayama, Hiroshi Inoue | 2003-04-29 |
| 6336020 | Image forming apparatus having an improved developer-supplying mechanism and method thereof | Kazuyuki Sugihara, Yoshiyuki Kimura, Kenji Maeda, Yoshihide Kawamura, Fumio Ogata | 2002-01-01 |
| 6256459 | Developing apparatus and image forming apparatus using the same developing apparatus and method of determining end-of-toner condition | Shin Hasegawa, Takeroh Kurenuma, Makoto Yoshioka | 2001-07-03 |
| 6122469 | Image forming apparatus including a preventing mechanism for preventing a developing unit from rotating | Tetsuro Miura, Satoshi Hatori, Kazuyuki Sugihara, Yoshiyuki Kimura, Kenji Maeda | 2000-09-19 |
| 6105883 | Fuel injector for an internal combustion engine | Keiso Takeda, Shinzo Kobuki, Tomojiro Sugimoto, Susumu Kojima, Nobuhiko Koga | 2000-08-22 |
| 6104900 | Image forming apparatus having an improved developer-supplying mechanism and method thereof | Kazuyuki Sugihara, Yoshiyuki Kimura, Kenji Maeda, Yoshihide Kawamura, Fumio Ogata | 2000-08-15 |
| 6072967 | PC drum integrated revolving type developing unit with pull-out supporter | Kazuyuki Sugihara, Yoshiyuki Kimura, Kenji Maeda | 2000-06-06 |
| 6070811 | Fuel injector for an internal combustion engine | Keiso Takeda, Tomojiro Sugimoto, Susumu Kojima, Nobuhiko Koga | 2000-06-06 |
| 6070037 | Image forming apparatus having improved developer limiting member | Kazuyuki Sugihara, Yoshiyuki Kimura, Kenji Maeda | 2000-05-30 |
| 5991569 | PC drum integrated revolving type developing unit with pull-out supporter | Kazuyuki Sugihara, Yoshiyuki Kimura, Kenji Maeda | 1999-11-23 |
| 5956549 | Rotary developing device for an image forming apparatus | Kazuyuki Sugihara, Katsuhiro Kosuge | 1999-09-21 |