Issued Patents All Time
Showing 1–25 of 59 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7604706 | Method for producing resin-molded substrate and method for producing reversible image display medium | Kenji Otokawa, Denji Nota, Keyaki Yogome, Takaji Kurita | 2009-10-20 |
| 7436379 | Reversible image display medium | Masahiko Matsuura, Hiroshi Mizuno, Masaharu Kanazawa, Keyaki Yogome, Takaji Kurita | 2008-10-14 |
| 6922204 | Image display medium and image recording apparatus | Masaharu Kanazawa, Keyaki Yogome | 2005-07-26 |
| 6900789 | Reversible image display medium | Masahiko Matsuura, Hiroshi Mizuno, Masaharu Kanazawa, Keyaki Yogome, Takaji Kurita | 2005-05-31 |
| 6881307 | Image creating apparatus and image recording apparatus | — | 2005-04-19 |
| 6862016 | Image displaying method and image forming apparatus utilizing a reversible image display medium having a high resolution image display | Masahiko Matsuura, Hiroshi Mizuno, Masaharu Kanazawa, Keyaki Yogome, Takaji Kurita | 2005-03-01 |
| 6768889 | Method and apparatus for forming an image on display medium | — | 2004-07-27 |
| 6686940 | Reversible image display medium | Masahiko Matsuura, Hiroshi Mizuno, Masaharu Kanazawa, Keyaki Yogome, Takaji Kurita | 2004-02-03 |
| 6115573 | Image forming apparatus and method using a developing device relating to ink viscosity and/or temperature | Tomoo Izumi, Hiroyuki Yamasaki, Satoshi Deishi, Takashi Kondo, Katsuhiko Takeda | 2000-09-05 |
| 5995787 | Image forming apparatus and image forming method | Katsuhiko Takeda, Tomoo Izumi, Satoshi Deishi | 1999-11-30 |
| 5930565 | Image forming apparatus | Isao Doi, Keiko Momotani | 1999-07-27 |
| 5881343 | Charging method and charging device | Keiko Momotani, Isao Doi | 1999-03-09 |
| 5870129 | Image forming method and apparatus transferring an ink image | Hiroyuki Yamasaki | 1999-02-09 |
| 5862443 | Electrostatic recording apparatus having a floating electrode on a photoelectric transfer member | Isao Doi, Keiko Momotani | 1999-01-19 |
| 5860046 | Charging method and charging device | Keiko Momotani, Isao Doi | 1999-01-12 |
| 5801741 | Electrostatic recording apparatus | — | 1998-09-01 |
| 5790925 | Electrophotographic image forming apparatus with low ozone generation | Isao Doi, Keiko Momotani | 1998-08-04 |
| 5774169 | Image forming apparatus | Isao Doi, Masashi Yamamoto, Seishi Ojima, Keiko Nagayasu | 1998-06-30 |
| 5737670 | Forming method and apparatus | — | 1998-04-07 |
| 5652649 | Charging device and image forming apparatus | Keiko Nagayasu, Isao Doi | 1997-07-29 |
| 5606400 | Image forming apparatus with a member for shaving the surface of a photosensitive member | Keiko Nagayasu | 1997-02-25 |
| 5587551 | Developing apparatus | Kouichi Aritomo, Kazuki Tsukamoto, Michiya Yamashita | 1996-12-24 |
| 5587775 | Image forming apparatus with rotating brush for charging | Kazuko Taniguchi, Koji Uno, Hitoshi Saito | 1996-12-24 |
| 5576808 | Image forming apparatus having contact charger | Masashi Yamamoto | 1996-11-19 |
| 5568231 | Charging device for charging the surface of a photosensitive member in an electrophotographic image forming device | Masaki Asano, Shuji Iino, Izumi Osawa | 1996-10-22 |