Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12360712 | Image processing system for specifying countermeasures against errors, image forming system, information processing apparatus, inspection method, countermeasure specifying program, countermeasure specifying system, learning apparatus, and learning method | Motoki Hironaka, Takenobu Kimura, Kei Okamura, Kei Yuasa, Tomohiro Mikami | 2025-07-15 |
| 8079658 | Print density adjusting device, print density adjusting method and print density adjusting program | Akira Ikeda, Satoshi Takezawa, Masakatsu Okawa | 2011-12-20 |
| 7991318 | Image forming apparatus | Nobuyasu Tamura, Kazutoshi Kobayashi | 2011-08-02 |
| 7962073 | Image forming apparatus with developing unit having a magnetic brush | Kazutoshi Kobayashi, Nobuyasu Tamura | 2011-06-14 |
| 7877029 | Image forming apparatus and fog control method | Mineyuki Sako, Nobuyasu Tamura, Kazutoshi Kobayashi | 2011-01-25 |
| 7869727 | Image forming apparatus with control section to control development bias potential | Kazutoshi Kobayashi, Nobuyasu Tamura | 2011-01-11 |
| 7865099 | Image forming apparatus | Kazutoshi Kobayashi, Nobuyasu Tamura | 2011-01-04 |
| 7751733 | Image forming apparatus with a fog controller | Mineyuki Sako, Nobuyasu Tamura, Kazutoshi Kobayashi | 2010-07-06 |
| 7574154 | Image forming apparatus with moving speed ratio change section and image forming method including changing circumferential speed ratio | Kazutoshi Kobayashi, Mineyuki Sako, Nobuyasu Tamura | 2009-08-11 |
| 7289754 | Image forming apparatus | Nobuyasu Tamura, Kazutoshi Kobayashi | 2007-10-30 |
| 6978094 | Image forming apparatus with a toner density sensor | Kimio Nishizawa, Nobuyasu Tamura, Kazutoshi Kobayashi, Eiji Nomura | 2005-12-20 |
| 6816696 | Image forming apparatus provided with developing device using magnetic brush developing method | Kimio Nishizawa, Nobuyasu Tamura | 2004-11-09 |
| 6564022 | Image forming apparatus | Nobuyasu Tamura, Kimio Nishizawa | 2003-05-13 |
| 5953561 | Process cartridge for use in image forming apparatus | Susumu Tashiro, Naoki Otomo, Mitsugu Nemoto, Motozi Kawamoto, Kazunori Katada | 1999-09-14 |
| 5508793 | Developing device having toner recycling means and toner concentration controller | Takenobu Kimura | 1996-04-16 |
| 5103765 | Developing device with a toner leakage prevention member | Susumu Owada, Katsuhiro Shukuri, Masayuki Enomoto | 1992-04-14 |
| 4225971 | Tuning apparatus for providing tuning indication | Hajime Shichijo | 1980-09-30 |