Issued Patents All Time
Showing 1–25 of 52 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11709442 | Consumable supply method, consumable container, image forming apparatus, and refill consumable container | Toshio Koike, Daisuke Takahashi, Shinichi Akatsu, Daisuke Ito, Atsushi Nagata +1 more | 2023-07-25 |
| 11226571 | Image forming apparatus that controls a charging bias based on an estimated surface potential | Yuji Suzuki, Daisuke Takahashi, Shinichi Akatsu, Daisuke Ito | 2022-01-18 |
| 9857745 | Image forming apparatus incorporating image reader | Natsumi Matsue, Akira Yoshida, Yoichi Sakurai, Yuuichiroh Uematsu, Keiko Matsumoto | 2018-01-02 |
| 9651910 | Image forming apparatus incorporating line sensor | Natsumi Matsue, Keiko Matsumoto, Akira Yoshida, Yoichi Sakurai, Yuuichiroh Uematsu +2 more | 2017-05-16 |
| 9042778 | Powder refilling device, process cartridge and image including same, and powder refilling method | Kazuya Saitoh, Hirokatsu Suzuki, Ryuji Yoshida, Takuya Suganuma, Tetsuto Ueda +2 more | 2015-05-26 |
| 8958719 | Image forming apparatus having replaceable modules | Nobuo Kuwabara, Shinichi Kawahara, Daisuke Tomita | 2015-02-17 |
| 8913923 | Image forming apparatus with neutralizer and image forming method | Shinichi Kawahara, Nobuo Kuwabara, Takeshi Shintani, Norio Kudo, Daisuke Tomita | 2014-12-16 |
| 8761654 | Cleaning device, process cartridge, and image forming apparatus | Shinichi Kawahara, Nobuo Kuwabara, Takeshi Shintani, Daisuke Tomita | 2014-06-24 |
| 8725009 | Image forming apparatus | Daisuke Tomita, Shinichi Kawahara, Takeshi Shintani, Nobuo Kuwabara | 2014-05-13 |
| 8718530 | Lubricant supply device, process cartridge, and image forming apparatus | Norio Kudo, Shinichi Kawahara, Nobuo Kuwabara, Takeshi Shintani, Daisuke Tomita | 2014-05-06 |
| 8712261 | Lubricant supplying device, process cartridge, and image forming apparatus | Norio Kudo, Shinichi Kawahara, Nobuo Kuwabara, Takeshi Shintani, Daisuke Tomita +1 more | 2014-04-29 |
| 8457541 | Image forming apparatus | Shinichi Kawahara, Nobuo Kuwabara, Satoshi Hatori, Yoshinori Ozawa, Daisuke Tomita +1 more | 2013-06-04 |
| 8428475 | Waste toner container and image forming apparatus incorporating same | Daisuke Tomita, Shinichi Kawahara, Takeshi Shintani, Nobuo Kuwabara | 2013-04-23 |
| 8380115 | Lubricant applicator, image forming apparatus, and process cartridge | Takeshi Shintani, Daisuke Tomita, Satoshi Hatori, Nobuo Kuwabara, Shinichi Kawahara +1 more | 2013-02-19 |
| 8315535 | Cleaning unit, process cartridge incorporating same, and image forming apparatus incorporating the cleaning unit | Takeshi Shintani, Nobuo Kuwabara, Satoshi Hatori, Daisuke Tomita, Yoshinori Ozawa +3 more | 2012-11-20 |
| 8280293 | Image forming apparatus | Takeshi Shintani, Nobuo Kuwabara, Satoshi Hatori, Daisuke Tomita, Shinichi Kawahara +3 more | 2012-10-02 |
| 8275275 | Image forming apparatus | Emiko Ishikawa, Hiromi Ogiyama, Yasunobu Shimizu, Ken Yoshida, Jun Yura +4 more | 2012-09-25 |
| 8273513 | Image forming apparatus, process cartridge, and image bearing member | Nozomu Tamoto, Mitsuaki Hirose, Makoto Yasuda | 2012-09-25 |
| 8204423 | Cleaning device with accumulation prevention, process cartridge, and image forming apparatus including same | Satoshi Hatori, Takaya Muraishi, Takeshi Shintani, Yasushi Akiba, Kaoru Yoshino +4 more | 2012-06-19 |
| 8204422 | Image forming apparatus and process cartridge having a charging unit | Satoshi Hatori, Yasushi Akiba, Kaoru Yoshino, Takaya Muraishi, Takeshi Shintani | 2012-06-19 |
| 8103181 | Image forming apparatus and method of adjusting charge bias | Hitoshi Ishibashi, Kohta Fujimori, Shin Hasegawa, Yushi Hirayama, Nobutaka Takeuchi +5 more | 2012-01-24 |
| 8095059 | Image forming apparatus with coating mode | Takeshi Shintani, Satoshi Hatori, Yasushi Akiba, Kaoru Yoshino, Takaya Muraishi | 2012-01-10 |
| 7995947 | Image forming apparatus, and charging device and process cartridge used in the image forming apparatus | Kaoru Yoshino, Takaya Muraishi, Takeshi Shintani, Yasushi Akiba, Satoshi Hatori | 2011-08-09 |
| 7899383 | Lubricating device, lubricant applicator, and priming agent used therewith | Takeshi Shintani, Takaya Muraishi, Satoshi Hatori, Yasushi Akiba, Kaoru Yoshino | 2011-03-01 |
| 7894758 | Image forming apparatus, image forming device charging device and lubricant supplying device constitution | Takeshi Shintani, Hiroshi Ono, Satoshi Hatori, Kaoru Yoshino, Takaya Muraishi +3 more | 2011-02-22 |