Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7682764 | Resin coated carrier for electrophotography and two-component developer for electrophotography made therefrom | Akira Fujiwara | 2010-03-23 |
| 7314695 | Toner for developing electrostatic charge image | Toru Nakamura | 2008-01-01 |
| 6897003 | Toner for recycle system and toner recycling type developing method | Moriyuki Goto | 2005-05-24 |
| 5057220 | Process for treating waste water | Kenichi Yamasaki | 1991-10-15 |
| 4699720 | Process for treating waste water by wet oxidations | Akio Nakashiba, Hiroyuki Matuura, Teizou Okino, Hajime Fujitani, Kenichi Yamasaki +2 more | 1987-10-13 |
| 4654149 | Process for treating ammonium nitrate-containing waste water | Teizou Okino, Hiroyuki Mathura, Yasuhumi Doi, Kenichi Yamasaki | 1987-03-31 |
| 4472072 | Printing apparatus | Yasuo Nishiwaki, Yoshihito Urata | 1984-09-18 |
| 4437001 | Corona generating apparatus | — | 1984-03-13 |
| 4294706 | Process for treating waste water | Naomichi Kakihara, Norio Uedono | 1981-10-13 |
| 4204766 | Method and apparatus for controlling toner concentration of a liquid developer | — | 1980-05-27 |