Issued Patents All Time
Showing 1–25 of 42 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7247413 | Electrostatic latent-image developing toner | Kenichi Kido, Masahiro Anno, Atsushi Yamamoto | 2007-07-24 |
| 6782226 | Developing device | Hidetoshi Miyamoto, Tetsumaru Fujita, Masahiko Matsuura, Yoshiko Yaoi, Makoto Shimazoe +1 more | 2004-08-24 |
| 6235444 | Toner for developing electrostatic latent image and manufacturing method thereof | Yasuki Nagai, Yuji Shintani, Mitsutoshi Nakamura | 2001-05-22 |
| 6130020 | Developing agent | Minoru Wada, Osamu Ebisu | 2000-10-10 |
| 6001528 | Production method of toner for electrophotography | Yasuki Nagai | 1999-12-14 |
| 5875379 | Developing device capable of preventing cracking of developer due to pressing of a developer layer controlling member | Syuichi Nakagawa, Ryuji Inoue, Yoichi Fujieda, Hiroshi Goto | 1999-02-23 |
| 5862444 | Developing roller having another coating of fine particles | Shuichi Nakagawa, Hiroshi Goto, Yoichi Fujieda, Ryuji Inoue, Chikara Tsutsui | 1999-01-19 |
| 5840460 | Toner for developing electrostatic latent images | Chikara Tsutsui | 1998-11-24 |
| 5694657 | Regenerating apparatus of recording medium | Masazumi Yoshida, Kaoru Furusawa, Haruhiko Atarashi | 1997-12-09 |
| 5689754 | Regenerating apparatus for recording medium | Masazumi Yoshida, Kaoru Furusawa | 1997-11-18 |
| 5678157 | Regenerating apparatus of recording medium | Masazumi Yoshida, Susumu Tanaka, Kaoru Furusawa | 1997-10-14 |
| 5660964 | Developer containing two kinds of wax | Tetsuo Sano, Yoshitaka Sekiguchi, Chikara Tsutsui, Masaaki Takama | 1997-08-26 |
| 5621939 | Apparatus for regenerating recording medium | Masazumi Yoshida, Susumu Tanaka, Kaoru Furusawa | 1997-04-22 |
| 5612302 | Cleaning solution for recycling recording member having toner images | Masazumi Yoshida, Susumu Tanaka | 1997-03-18 |
| 5605881 | Cleaning liquid for recycling copy medium for electrophotography | Masazumi Yoshida, Kaoru Furusawa | 1997-02-25 |
| 5547799 | Electrophotographic toner with Fischer-Tropsch wax having mean molecular weight of not less than 1,000 | Naoki Yoshie | 1996-08-20 |
| 5542985 | Method of recycling a waste recording member | Masazumi Yoshida, Susumu Tanaka | 1996-08-06 |
| 5427884 | Developer comprising toner containing specified charge controlling agent and carrier coated with polyolefinic resin | Junji Ohtani, Yoshihisa Terasaka | 1995-06-27 |
| 5391451 | Developer comprising toner composed of specified resin and carrier coated with polyolefinic resin | Naoki Yoshie, Masahiro Anno, Makoto Kobayashi | 1995-02-21 |
| 5385801 | Method of developing electrostatic latent image | Yoshihisa Terasaka, Junji Ohtani, Tamotsu Shimizu, Hiroshi Murasaki, Hiroshi Mizuno | 1995-01-31 |
| 5305061 | Image forming apparatus having a contact charging device that exhibits uniform charging through reduced residual toner adhesion | Masaaki Takama, Akihito Ikegawa | 1994-04-19 |
| 5275901 | Developer for electrophotography | Masahiro Anno, Eiichi Sano, Makoto Kobayashi | 1994-01-04 |
| 5272037 | Polyolefinic resin-coated uneven carrier | Junji Ohtani, Kazuo Ota, Satoshi Asahi, Hiroshi Hayashi, Kouichi Matono | 1993-12-21 |
| 5260159 | Developer for full color copy containing light-transmittable toner and resin-coated carrier having pores | Junji Ohtani, Yoshihisa Terasaka | 1993-11-09 |
| 5252398 | Polyolefinic resin-coated carrier with irregular surface | Junji Ohtani, Yoshihisa Terasaka, Satoshi Asahi, Hiroshi Hayashi, Kouichi Matono | 1993-10-12 |