Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5802428 | Images forming apparatus and developer for developing electrostatic images | Manabu Ohno, Tetsuhito Kuwashima, Hiroyuki Suematsu, Eiichi Imai, Tsuyoshi Takiguchi +3 more | 1998-09-01 |
| 5534981 | Image forming apparatus and developer for developing electrostatic images | Manabu Ohno, Tetsuhito Kuwashima, Hiroyuki Suematsu, Eiichi Imai, Tsuyoshi Takiguchi +3 more | 1996-07-09 |
| 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 |
| 5470686 | Image forming apparatus | Hiroyuki Suematsu, Manabu Ohno, Tetsuhito Kuwashima | 1995-11-28 |
| 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 |
| 5307122 | Image forming apparatus apparatus unit facsimile apparatus and developer comprising hydrophobic silica fine powder for developing electrostatic images | Manabu Ohno, Tetsuhito Kuwashima, Hiroyuki Suematsu, Eiichi Imai, Tsuyoshi Takiguchi +3 more | 1994-04-26 |
| 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 |
| 5153377 | Image forming apparatus | Tetsuhito Kuwashima, Hiroyuki Suematsu, Manabu Ohno | 1992-10-06 |
| 5141833 | One component developer for developing electrostatic image and image forming method | Naoto Kitamori, Tetsuya Kuribayashi, Manabu Ohno, Tetsuhito Kuwashima, Hitoshi Uchide | 1992-08-25 |
| 5041351 | One component developer for developing electrostatic image and image forming method | Naoto Kitamori, Tetsuya Kuribayashi, Manabu Ohno, Tetsuhito Kuwashima, Hitoshi Uchide | 1991-08-20 |
| 4980256 | Positively chargeable one component magnetic developer | Seiichi Kato, Naoto Kitamori | 1990-12-25 |
| 4797344 | Encapsulated toner having shell with first vinyl polymer with Mn of 2000-225000 and second vinyl polymer with Mn of 1000-15000 | Toshiaki Nakahara, Ichiro Ohsaki, Hisayuki Ushiyama, Masashi Kiuchi, Masuo Yamazaki +1 more | 1989-01-10 |
| 4740443 | Encapsulated electrostatic toner with locally attached non-magnetic inorganic particles | Toshiaki Nakahara, Junichi Kurimoto, Yasuhide Goseki, Toshiyuki Koshio, Hisayuki Ushiyama +4 more | 1988-04-26 |
| 4543312 | Magnetic toner comprising magnetic powders having controlled size distribution | Kazunori Murakawa, Yasuo Mitsuhashi, Hitoshi Uchide, Seiichi Takagi, Masaki Uchiyama +2 more | 1985-09-24 |
| 4514485 | Developer for electrophotography having carrier particles, toner particles and electroconductive fine powders | Hisayuki Ushiyama, Tatsuo Miyamae, Katsutoshi Wakamiya | 1985-04-30 |
| 4448870 | Magnetic color toner | Eiichi Imai, Hitoshi Uchide, Kazunori Murakawa, Masaki Uchiyama, Motoo Urawa +2 more | 1984-05-15 |