Issued Patents All Time
Showing 126–150 of 159 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4977055 | Liquid developer for electrostatic photography | Eiichi Kato, Hideyuki Hattori | 1990-12-11 |
| 4971871 | Electrophotographic lithographic printing plate precursor | Eiichi Kato | 1990-11-20 |
| 4971870 | Electrophotographic lithographic printing plate precursor | Eiichi Kato | 1990-11-20 |
| 4968572 | Electrophotographic photoreceptor with binder having terminal acidic group | Eiichi Kato | 1990-11-06 |
| 4960661 | Electrophotographic lithographic printing plate precursor | Eiichi Kato | 1990-10-02 |
| 4959041 | Tensioner for a chain, a belt or the like | Juji Ojima, Fumio Numakura | 1990-09-25 |
| 4959092 | Substituted phenyl (or pyridyl) urea compound and herbicidal composition containing the same as active ingredient | Hiroki Ohta, Katsutoshi Sato, Susumu Matsumoto, Yumiko Miura, Hisao Watanabe +3 more | 1990-09-25 |
| 4954407 | Electrophotographic photoreceptor comprising binder resin containing acidic groups | Eiichi Kato | 1990-09-04 |
| 4952475 | Electrophotographic photoreceptor comprising binder resin containing terminal acidic groups | Eiichi Kato | 1990-08-28 |
| 4929527 | Method of image formation which includes scanning exposure process | Eiichi Kato, Shigeru Ohno, Ryosuke Itakura | 1990-05-29 |
| 4929526 | Electrophotographic lithographic printing plate precursor | Eiichi Kato, Ryosuke Itakura, Hidefumi Sera | 1990-05-29 |
| 4922673 | Fixture for floor opening | Satoshi Yamashita, Hiroyuki Ishige | 1990-05-08 |
| 4910112 | Electrophotographic master plate for lithographic printing | Eiichi Kato | 1990-03-20 |
| 4902266 | Tensioner for a chain, a belt or the like | Juji Ojima, Fumio Numakura | 1990-02-20 |
| 4897328 | Electrophotographic lithographic printing plate precursor | Eiichi Kato | 1990-01-30 |
| 4880716 | Electrophotographic lithographic printing plate precursor having resin outer layer | Eiichi Kato | 1989-11-14 |
| 4871638 | Electrophotographic photosensitive material with binder combination | Eiichi Kato, Ryosuke Itakura | 1989-10-03 |
| 4857431 | Photoconductive composition | Eiichi Kato | 1989-08-15 |
| 4842975 | Method of making liquid developer for electrostatic photography | Eiichi Kato, Hiroshi Ishibashi, Shigeyuki Dan, Hidefumi Sera | 1989-06-27 |
| 4840865 | Liquid developer for electrostatic photography | Eiichi Kato, Shigeyuki Dan, Hiroshi Ishibashi, Hidefuji Sera | 1989-06-20 |
| 4837102 | Liquid developer for electrostatic photography | Shigeyuki Dan, Eiichi Kato, Hiroshi Ishibashi, Hidefumi Sera | 1989-06-06 |
| 4828952 | Electrophotographic lithographic printing plate precursor | Eiichi Kato, Ryosuke Itakura, Hidefumi Sera | 1989-05-09 |
| 4792511 | Electrophotographic zinc oxide-resin binder lithographic printing plate precursor | Eiichi Kato, Ryosuke Itakura, Hidefumi Sera | 1988-12-20 |
| 4774076 | Oral composition | Tetsuo Gomi, Nobuo Suganuma, Hiroshi Sato | 1988-09-27 |
| 4667089 | Bar code discriminating apparatus for bar code reading | Kazuhisa Shirakabe, Masatoshi Iriono | 1987-05-19 |