Issued Patents All Time
Showing 1–20 of 20 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12025931 | Fixing unit having a sliding sheet with a width in a longitudinal direction smaller than the width of first and second contact members | Tatsuo Yasui, Junichi Moteki, Akiyoshi Shinagawa, Takuma Tadomi, Ikuo Nakamoto +1 more | 2024-07-02 |
| 11163250 | Fixing unit having a pad to press a belt on a supporting member and a sliding sheet fixed to the supporting member | Tatsuo Yasui, Junichi Moteki, Akiyoshi Shinagawa, Takuma Tadomi, Ikuo Nakamoto +1 more | 2021-11-02 |
| 11144008 | Image heating apparatus having first and second cooling fans cooling an end portion of a first rotatable member | Hiroto Ito, Ikuo Nakamoto, Masayuki Tamaki, Akiyoshi Shinagawa, Koichi Kakubari | 2021-10-12 |
| 10802430 | Image heating apparatus having a belt and a regulating portion to regulate movement of the belt in a sheet width direction | Yasuharu Toratani, Nobuaki Hara, Kengo Koyama, Ayano Ogata, Masanobu Tanaka | 2020-10-13 |
| 7773888 | Image forming apparatus maintenance via error transmission | — | 2010-08-10 |
| 7106984 | Image forming apparatus | — | 2006-09-12 |
| 6668149 | Image forming apparatus | Haruhiko Omata, Shinya Suzuki | 2003-12-23 |
| 6631249 | Image forming apparatus capable of preventing the overflow of toner on a clean blade | Haruhiko Omata, Shinya Suzuki | 2003-10-07 |
| 6438333 | Image forming apparatus with reduced transfer current to transfer material rear end | Motohiro Fujiwara, Shinya Suzuki | 2002-08-20 |
| 6415130 | Image forming apparatus with curling and recurling means | Motohiro Fujiwara, Shinya Suzuki | 2002-07-02 |
| 6173150 | Separation charger for an image forming apparatus | Shinya Suzuki, Motohiro Fujiwara | 2001-01-09 |
| 6157794 | System to reduce mixing of toner and magnetic carrier | Takao Honda | 2000-12-05 |
| 5610689 | Image forming apparatus having failure diagnosing function | Yuji Kamiya, Atsushi Takeda | 1997-03-11 |
| 5526106 | Image forming apparatus with transfer material separating means | Nobuyuki Itoh, Hiroaki Tsuchiya | 1996-06-11 |
| 5486903 | Image forming apparatus with paper thickness detector | Satoru Kanno, Ikuo Takeuchi | 1996-01-23 |
| 5486905 | Developing agent recovery apparatus and image forming apparatus using such recovery apparatus | Atsushi Takeda, Michiro Koike, Hironobu Saito | 1996-01-23 |
| 5481337 | Method and apparatus for correcting image formation in accordance with a potential measurement and a density measurement selected along an axial direction of a photosensitive drum | Hiroaki Tsuchiya, Tetsuhiro Shibayama, Yuji Kamiya | 1996-01-02 |
| 5300987 | Image forming apparatus which reduces or eliminates density irregularity due to thermal deformation of a developing sleeve | Takeshi Aoyama | 1994-04-05 |
| 5227849 | Developing apparatus and developer carrying member usable therewith | Nobuyuki Itoh, Hiroaki Tsuchiya | 1993-07-13 |
| 5029314 | Image formation condition controlling apparatus based on fuzzy inference | Masanori Miyata, Hiroaki Tsuchiya, Nobuyuki Ito | 1991-07-02 |