Issued Patents All Time
Showing 101–125 of 164 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7477862 | Charged device, cleaning device, process cartridge, toner, and image-forming device that uses these | Muraishi Takaya, Hiromichi Ninomiya, Atsushi Sampe, Yoshiyuki Kimura, Hiroyuki Nagashima +9 more | 2009-01-13 |
| 7470487 | Battery and battery manufacturing method | Kazuo Tomimoto, Kazuki Shimozono, Etsuya Fujisaka, Futoshi Nakano | 2008-12-30 |
| 7460810 | Image forming apparatus having a cleaning roller for a charging roller of the apparatus | Atsushi Sampe, Yoshiyuki Kimura, Hiroyuki Nagashima, Wakako Murakami, Nobuo Kuwabara | 2008-12-02 |
| 7433615 | Method of and image forming apparatus for controlling a light exposure condition | Wakako Murakami, Nobuo Kuwahara, Atsushi Sampe, Yoshiyuki Kimura, Hiroyuki Nagashima | 2008-10-07 |
| 7428393 | Developing device, process cartridge, device unit, and image forming apparatus having a sealing member | Atsushi Sampe, Yoshiyuki Kimura, Hiroyuki Nagashima | 2008-09-23 |
| 7398038 | Image forming apparatus using a toner container and a process cartridge | Kiyonori Tsuda, Masanori Kawasumi, Satoshi Narumi, Ryuta Takeichi, Kazuhiko Umemura +1 more | 2008-07-08 |
| 7343132 | Image forming apparatus and process cartridge including sealable lubricating device | Yoshiyuki Kimura, Atsushi Sampe, Hiroyuki Nagashima, Nobuo Kuwabara, Wakako Murakami | 2008-03-11 |
| 7321744 | Developer container, developer supplying device, and image forming apparatus | Kiyonori Tsuda, Satoshi Narumi, Ryuta Takeichi, Yuji Arai, Masanori Kawasumi +7 more | 2008-01-22 |
| 7305203 | Image forming apparatus including a process cartridge formed with a hole | Atsushi Sampe, Hiroyuki Nagashima, Yoshiyuki Kimura, Nobuo Kuwabara, Hideki Zemba +1 more | 2007-12-04 |
| 7212767 | Image forming apparatus and process cartridge removably mounted thereto | Kiyonori Tsuda, Satoshi Narumi, Ryuta Takeichi, Yuji Arai, Masanori Kawasumi +1 more | 2007-05-01 |
| 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 |
| 7106991 | Process cartridge smoothly and stably attached to and detached from an image forming apparatus, and an image forming apparatus including the process cartridge | Tetsuroh Miura, Shinichi Kawahara, Takaaki Tawada, Yoshiyuki Kimura, Hideki Zemba | 2006-09-12 |
| 7076192 | Powder conveying device and image forming apparatus using the same | Kiyonori Tsuda, Satoshi Narumi, Yuji Arai, Ryuta Takeichi, Masanori Kawasumi +1 more | 2006-07-11 |
| 7024133 | Image forming apparatus using a user installable process cartridge, a method of arranging the process cartridge, and the process cartridge itself | Hiroyuki Nagashima, Atsushi Sampe, Yoshiyuki Kimura, Nobuo Kuwabara, Hideki Zemba +7 more | 2006-04-04 |
| 7003255 | Image forming apparatus and process cartridge | Masanori Kawasumi, Kazuhiko Umemura, Satoshi Narumi, Takeichi Ryuta, Kiyonori Tsuda +1 more | 2006-02-21 |
| 6960857 | Stator for an alternator and method for the manufacture thereof | Atsushi Oohashi, Yoshihito Asao, Takushi Takizawa, Yukiyoshi Ohnishi | 2005-11-01 |
| 6920593 | Logical verification apparatus and method for memory control circuit | — | 2005-07-19 |
| 6843811 | Method of manufacturing sealed battery and sealed battery | Wataru Shinohara, Yasuaki Yamamoto, Yasuhiro Yamauchi | 2005-01-18 |
| 6606024 | Electronic authentication method and system therefor | — | 2003-08-12 |
| 6573001 | Method of manufacturing enclosed battery and enclosed battery | Wataru Shinohara, Yasuaki Yamamoto, Yasuhiro Yamauchi | 2003-06-03 |
| 6560431 | Toner replenishing device and image forming apparatus using the same | — | 2003-05-06 |
| 6551705 | Chitosan-containing acrylic fibers and process for preparing the same | Hiroaki Ohnishi, Yoshihiro Nishihara, Seizo Oishi, Masako Iwamoto, Yasuyuki Fujii +4 more | 2003-04-22 |
| 6524508 | Process of making chitosan-containing acrylic fibers | Hiroaki Ohnishi, Yoshihiro Nishihara, Seizo Oishi, Masako Iwamoto, Yasuyuki Fujii +4 more | 2003-02-25 |
| 6379839 | Battery having welded lead plate | Hiroyuki Inoue, Masayuki Terasaka, Nobukazu Yamanishi, Shinichirou Matsue | 2002-04-30 |
| 6309057 | Ink-jet type recording head | Atsushi Kobayashi, Tatsuo Furuta, Fumiyuki Kanai, Shinri Sakai | 2001-10-30 |