Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5671468 | Charging member and image forming apparatus having contact charging member | Takeo Yamamoto, Takao Honda, Fumihiro Arahira, Hiroyuki Osada | 1997-09-23 |
| 5547724 | Developer carrying member, developing device unit | — | 1996-08-20 |
| 5510223 | Image forming method comprising electrostatic transfer of developed image and corresponding image forming apparatus | Tsutomu Kukimoto, Hiroshi Yusa, Koichi Tomiyama, Tsuyoshi Takiguchi, Eiichi Imai +2 more | 1996-04-23 |
| 5392103 | Image forming method comprising electrostatic transfer of developed image and corresponding image forming apparatus | Tsutomu Kukimoto, Hiroshi Yusa, Koichi Tomiyama, Tsuyoshi Takiguchi, Eiichi Imai +2 more | 1995-02-21 |
| 5270770 | Image forming method comprising electrostatic transfer of developed image and corresponding image forming apparatus | Tsutomu Kukimoto, Hiroshi Yusa, Koichi Tomiyama, Tsuyoshi Takuguchi, Eiichi Imai +2 more | 1993-12-14 |
| 5262267 | Magnetic developer, image forming method and image forming apparatus | Tsuyoshi Takiguchi, Koichi Tomiyama, Tsutomu Kukimoto, Hiroshi Yusa, Eiichi Imai | 1993-11-16 |
| 5141833 | One component developer for developing electrostatic image and image forming method | Naoto Kitamori, Hisayuki Ochi, Manabu Ohno, Tetsuhito Kuwashima, Hitoshi Uchide | 1992-08-25 |
| 5140371 | Contact charging member, contact charging method making use of it, and apparatus making use of it | Yuji Ishihara, Takashi Tanaka, Shigemori Tanaka | 1992-08-18 |
| 5137796 | Magnetic developer, comprising spherical particles magnetic | Tsuyoshi Takiguchi, Koichi Tomiyama, Tsutomu Kukimoto, Hiroshi Yusa, Eiichi Imai | 1992-08-11 |
| 5041351 | One component developer for developing electrostatic image and image forming method | Naoto Kitamori, Hisayuki Ochi, Manabu Ohno, Tetsuhito Kuwashima, Hitoshi Uchide | 1991-08-20 |
| 4935325 | Toner and image forming method using magnetic material with specific tap density and linseed oil absorption | Hitoshi Uchide | 1990-06-19 |
| 4906548 | Developer for developing electrostatic latent image and image forming method | Hitoshi Uchide, Manabu Ohno | 1990-03-06 |
| 4873185 | One-component toner for dry electrophotography containing metal complex as charge control agent | Mitsuru Uchida, Satoshi Yasuda | 1989-10-10 |
| 4868084 | Developer for developing electrostatic latent image and image forming method | Hitoshi Uchide, Manabu Ohno | 1989-09-19 |