Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7957677 | Developing device and image forming apparatus using the same | — | 2011-06-07 |
| 7925186 | Developing device and image-forming apparatus | Kei Hirata, Takashi Sakamoto, Kiyoshi Chatani | 2011-04-12 |
| 7693477 | Image forming member, toner removing apparatus, developing apparatus, and image forming apparatus | Kiyoshi Chatani, Kei Hirata, Takashi Sakamoto | 2010-04-06 |
| 6996301 | Optical module and fiber sheet | Tadao Arima, Osamu Saito, Shizuo Ishijima, Hideaki Terauchi | 2006-02-07 |
| 6968097 | Fiber sheet and manufacturing method therefor | Tadao Arima, Osamu Saito, Shizuo Ishijima, Hideaki Terauchi | 2005-11-22 |
| 5495321 | Developing apparatus having a toner regulating member with an extended lifetime | Takayuki Sunaga, Akihiko Kato, Takashi Sakamoto | 1996-02-27 |
| 5469246 | Developing apparatus using monocomponent developer | Takayuki Sunaga, Akihiko Kato, Takashi Sakamoto | 1995-11-21 |
| 5463452 | Single-component developing apparatus | Shigeru Inaba, Masaaki Fukuhara, Makoto Hirota, Mitsuo Yamamoto, Jun Abe +5 more | 1995-10-31 |
| 5461465 | Developing apparatus | Takayuki Sunaga, Akihiko Kato, Toru Ishikawa | 1995-10-24 |
| 5374977 | Apparatus for detecting and controlling a toner run-out in a developing unit | Yoshio Shiina, Takayuki Sunaga, Toru Isosu, Makoto Kanno, Toru Ishikawa | 1994-12-20 |