Issued Patents All Time
Showing 26–50 of 52 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6314253 | Image forming apparatus and image forming method | Hitoshi Yagi, Takeshi Watanabe, Yasushi Shinjo, Haruhi Oh-Oka | 2001-11-06 |
| 6272304 | Image forming apparatus with high release characteristic of a toner image | Mitsunaga Saito, Yasushi Shinjo, Hitoshi Yagi, Koichi Ishii | 2001-08-07 |
| 6268051 | Image formation apparatus using a liquid toner | Koichi Tsunemi | 2001-07-31 |
| 6246845 | Electrophotographic machine including a backup roller disposed within an intermediate transfer medium | Mitsunaga Saito, Yasushi Shinjo, Takashi Sasaki, Hirohisa Miyamoto, Koichi Tsunemi | 2001-06-12 |
| 6195156 | Image forming device, image forming process, and pattern forming process, and photosensitive material used therein | Hirohisa Miyamoto, Shuzo Hirahara, Yasushi Shinjo, Koichi Tsunemi, Mitsunaga Saito | 2001-02-27 |
| 5800950 | Recording medium | Akiko Hirao, Hirohisa Miyamoto, Hideyuki Nishizawa, Masami Sugiuchi | 1998-09-01 |
| 5759725 | Photoconductors and electrophotographic photoreceptors containing amorphous fullerenes | Akiko Hirao, Hirohisa Miyamoto, Hideyuki Nishizawa, Masami Sugiuchi | 1998-06-02 |
| 5422706 | Photoconductor for xerography | Koichi Tsunemi, Mitsunaga Saito, Hideyuki Nishizawa, Yoshimitsu Otaka, Mitsuharu Endo | 1995-06-06 |
| 5283618 | Cleanerless developing method using mono-component toner | Mitsunaga Saito, Isutomu Uehara, Yukihiro Osugi | 1994-02-01 |
| 5235387 | Developing apparatus using a one-component nonmagnetic toner | Shuitsu Sato, Mitsunaga Saito, Hiroki Takano, Yukihiro Osugi | 1993-08-10 |
| 5110705 | Contact type developing method and developing unit | Mitsunaga Saito, Mitsuharu Endo, Yoshimitsu Ohtaka, Yukio Futamata | 1992-05-05 |
| 5066982 | Cleaner-less image forming apparatus | Mitsunaga Saito, Shuitsu Sato, Yoshimitsu Ohtaka, Mitsuharu Endo, Yukio Futamata | 1991-11-19 |
| 5051332 | Electrophotographic image forming method using one component toner and simultaneous cleaning and developing | Mitsunaga Saito, Yoshimitsu Ohtaka, Mitsuharu Endo, Yukio Futamata | 1991-09-24 |
| 5038178 | Image transfer member including an electroconductive layer | Mitsunaga Saito, Shuitsu Sato | 1991-08-06 |
| 4967231 | Apparatus for forming an electrophotographic latent image | Shuitsu Sato, Mitsunaga Saito, Tsutomu Uehara, Mitsuharu Endo, Yukio Futamata | 1990-10-30 |
| 4866480 | Developing apparatus using one-component non-magnetic toner | Shigeru Fujiwara, Tsutomu Uehara | 1989-09-12 |
| 4656965 | Developing apparatus | Tsutomu Uehara, Shinya Tomura | 1987-04-14 |
| 4628860 | Developing apparatus | Tsutomu Uehara, Shinya Tomura | 1986-12-16 |
| 4598991 | Developing device | Tsutomu Uehara, Takefumi Nosaki | 1986-07-08 |
| 4593994 | Ion flow modulator | Sakae Tamura, Takeshi Matsuo, Tsutomu Uehara | 1986-06-10 |
| 4568955 | Recording apparatus using a toner-fog generated by electric fields applied to electrodes on the surface of the developer carrier | Tsutomu Uehara, Takefumi Nosaki | 1986-02-04 |
| 4558941 | Developing apparatus | Takefumi Nosaki, Koji Tanimoto | 1985-12-17 |
| 4521098 | Developing device | Tsuyoshi Ueno | 1985-06-04 |
| 4498756 | Developing device | Tsuyoshi Ueno | 1985-02-12 |
| 4469435 | Combination charging/cleaning arrangement for copier | Takefumi Nosaki | 1984-09-04 |