Issued Patents All Time
Showing 1–21 of 21 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11556081 | Developing device | Masafumi Takahashi, Tomohiro Shiomi, Shunichi Koga, Osamu Ariizumi, Hideaki Suzuki | 2023-01-17 |
| 11351739 | Method of attaching regulating blade | Masafumi Takahashi, Tomohiro Shiomi, Shunichi Koga | 2022-06-07 |
| 11003120 | Fixing method for regulating blade | Arata Tojo, Masafumi Takahashi, Tomohiro Shiomi, Shunichi Koga | 2021-05-11 |
| 10908535 | Method for fixing regulating blade, developing device, developer bearing member, and magnet | Masafumi Takahashi, Tomohiro Shiomi, Shunichi Koga, Osamu Ariizumi, Hideaki Suzuki | 2021-02-02 |
| 10775714 | Developing device | Tomohiro Shiomi, Shunichi Koga | 2020-09-15 |
| 10761452 | Developing device including a resin regulating blade | Tomohiro Shiomi, Shunichi Koga | 2020-09-01 |
| 10747141 | Developing device | Tomohiro Shiomi, Shunichi Koga, Masafumi Takahashi | 2020-08-18 |
| 10705450 | Method of fixing regulating blade made of resin material | Shunichi Koga, Tomohiro Shiomi | 2020-07-07 |
| 10698340 | Method of attaching regulating blade and development apparatus | Shunichi Koga, Tomohiro Shiomi | 2020-06-30 |
| 10620564 | Developing device having a regulating blade of resin | Shunichi Koga, Tomohiro Shiomi, Jun Kawakita | 2020-04-14 |
| 10564566 | Developing device with a regulation blade mounted seal member | Shunichi Koga, Tomohiro Shiomi | 2020-02-18 |
| 10545428 | Method of fixing regulating blade and development device | Masafumi Takahashi, Shunichi Koga, Tomohiro Shiomi | 2020-01-28 |
| 10514628 | Developing device including a resin-made regulating blade | Tomohiro Shiomi, Shunichi Koga | 2019-12-24 |
| 8027621 | Developer supply case and image forming apparatus | Tetsuo Isomura, Yukihiro Kitozaki | 2011-09-27 |
| 7953351 | Developer supply case and image forming apparatus | Tetsuo Isomura, Yukihiro Kitozaki | 2011-05-31 |
| 7409174 | Image forming apparatus featuring a toner supply opening positioned to avoid contamination of an exposure slit | — | 2008-08-05 |
| 7248825 | Developer replenishing apparatus | Hitoshi Nishitani | 2007-07-24 |
| 7127207 | Image forming apparatus featuring upward and downward toner carrying paths | — | 2006-10-24 |
| D530359 | Developer supplying container | Tetsuo Isomura, Hironori Minagawa, Hideki Hayashi | 2006-10-17 |
| D530360 | Developer supplying container | Tetsuo Isomura, Hironori Minagawa, Hideki Hayashi | 2006-10-17 |
| 6393248 | Fixing device of image forming apparatus and fixing roller | Shuho Yokokawa, Kunitomo Takahashi, Sho Sawahata, Ken Onodera | 2002-05-21 |