Issued Patents All Time
Showing 1–25 of 25 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6014538 | Cleaning device for cleaning copy machine component | Koji Imamiya | 2000-01-11 |
| 5177554 | Image forming apparatus for superposing a plurality of images on one transfer medium | Hiroshi Yamane, Masuro Tokura | 1993-01-05 |
| 5155527 | Changeable process cartridge used in an image forming apparatus having a useable life determining means | Masami Gokita | 1992-10-13 |
| 5119138 | Image forming apparatus having simultaneous cleaning and developing means | Teruhiko Enomoto | 1992-06-02 |
| 4989017 | Thermal print head | Niro Nagata, Yoshitsugu Nakatomi, Takashi Sawafuji | 1991-01-29 |
| 4944786 | Apparatus for manufacturing thermal print head | Niro Nagata, Yoshitsugu Nakatomi, Takashi Sawafuji, Yoshihisa Shinozaki, Eizo Goto | 1990-07-31 |
| 4853716 | Printer having specially arrayed ink holes | — | 1989-08-01 |
| 4847644 | Image formation device | Takashi Shiraishi | 1989-07-11 |
| 4843424 | Reverse developing image forming apparatus with disturbing means | Haruhiko Ishida | 1989-06-27 |
| 4809032 | Printing apparatus | Yoshitsugu Nakatomi | 1989-02-28 |
| 4806970 | Recording apparatus having an accessible housing | Yoshitsuga Nakatomi, Hidetoshi Aoki | 1989-02-21 |
| 4769676 | Image forming apparatus including means for removing residual toner | Hideo Mukai, Takashi Shimazaki | 1988-09-06 |
| 4751527 | Ink-jet typeprinter having means to prevent image degradation | — | 1988-06-14 |
| 4731623 | Image formation device | Takashi Shiraishi | 1988-03-15 |
| 4729038 | Recording apparatus capable of forming a shadow print impression to characters | Kunihiko Miura, Takefumi Nosaki | 1988-03-01 |
| 4727395 | Reverse developing image forming apparatus with small drum | Haruhiko Ishida | 1988-02-23 |
| 4725861 | Printer | — | 1988-02-16 |
| 4724447 | Printer | — | 1988-02-09 |
| 4664504 | Image forming apparatus | Haruhiko Ishida | 1987-05-12 |
| 4552417 | Polygonal type optical deflector | Mitsuo Yamashita, Kiyoshi Tomimori | 1985-11-12 |
| 4523800 | Polygonal mirror optical deflector | Mitsuo Yamashita, Masashi Kamiya | 1985-06-18 |
| 4501620 | Method of cleaning a photo-sensitive body | — | 1985-02-26 |
| 4427289 | Toner recovery apparatus of electrostatic copying machine | — | 1984-01-24 |
| 4364660 | Apparatus for and method of cleaning a photo-sensitive body with cleaning blade brought gradually into contact with body | — | 1982-12-21 |
| 4344692 | Developer transportation device for electrostatic copying machine | — | 1982-08-17 |