Issued Patents All Time
Showing 1–25 of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10176539 | Power supply system | Norio Yamaguchi | 2019-01-08 |
| 6539866 | Process for preparing ink jet system printing plate | Eiichi Kato, Hiroyuki Ohishi, Kazuo Ishii | 2003-04-01 |
| 6532870 | Process for preparing ink-jet system printing plate | Eiichi Kato, Hiroyuki Ohishi, Kazuo Ishii | 2003-03-18 |
| 6197847 | Oil-based ink for preparing printing plate by ink jet process and method for preparing printing plate by ink jet process | Eiichi Kato, Kazuo Ishii | 2001-03-06 |
| 6184267 | Oil-based ink for preparing printing plate by ink jet process and method for preparing printing plate by ink jet process | Eiichi Kato, Kazuo Ishii | 2001-02-06 |
| 6152037 | Method of lithographic printing | Kazuo Ishii, Yusuke Nakazawa, Eiichi Kato | 2000-11-28 |
| 6143806 | Oil-based ink for preparing printing plate by ink jet process and method for preparing printing plate by ink jet process | Eiichi Kato, Kazuo Ishii | 2000-11-07 |
| 6140389 | Oil-based ink for printing plate by ink jet process and method for preparing printing plate by ink jet process | Eiichi Kato, Kazuo Ishii | 2000-10-31 |
| 6136889 | Oil-based ink for preparing printing plate by ink jet process and method for preparing printing plate by ink jet process | Eiichi Kato, Kazuo Ishii | 2000-10-24 |
| 6120655 | Process for producing printing plate for platemaking by ink-jet system | Kazuo Ishii, Eiichi Kato | 2000-09-19 |
| 6080449 | Oil-based ink for preparing printing plate by ink jet process and method for preparing printing plate by ink jet process | Eiichi Kato, Kazuo Ishii | 2000-06-27 |
| 6004716 | Method of forming an electrophotographic transfer image | Eiichi Kato | 1999-12-21 |
| 5800954 | Method of forming color images and apparatus used therefor | Eiichi Kato, Yusuke Nakazawa | 1998-09-01 |
| 5747214 | Method of forming an electrophotographic color transfer image and apparatus used therefor | Eiichi Kato, Yusuke Nakazawa | 1998-05-05 |
| 5714289 | Method of preparation of electrophotographic printing plate | Eiichi Kato, Seishi Kasai | 1998-02-03 |
| 5689785 | Color image forming method and apparatus used therefor | Eiichi Kato | 1997-11-18 |
| 5670283 | Electrophotographic material for color proofing | Eiichi Kato | 1997-09-23 |
| 5648190 | Method of forming color images and apparatus used therefor | Eiichi Kato, Yusuke Nakazawa | 1997-07-15 |
| 5626996 | Electrophotographic material for color proofing | Eiichi Kato | 1997-05-06 |
| 5620822 | Method for preparation of printing plate by electrophotographic process | Eiichi Kato, Yusuke Nakazawa | 1997-04-15 |
| 5582941 | Color image forming method | Eiichi Kato | 1996-12-10 |
| 5582943 | Method of forming an electrophotographic color transfer image and electrophotographic light-sensitive material for use therein | Eiichi Kato, Yusuke Nakazawa | 1996-12-10 |
| 5501929 | Method for preparation of printing plate by electrophotographic process | Eiichi Kato | 1996-03-26 |
| 5395721 | Electrophotographic material for color proofing | Eiichi Kato | 1995-03-07 |
| 5391445 | Electrophotographic material for color proofing | Eiichi Kato | 1995-02-21 |