Issued Patents 2004
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6833266 | Method for culturing agaricus edible fungus | Hiroko Isoda | 2004-12-21 |
| 6811660 | Apparatus for purifying water containing dissolved organic matters and trace harmful substances | — | 2004-11-02 |
| 6740521 | High-sensitive detection of environmental pollutants | Hiroko Isoda, Takashi Koyama, Masako Tasaki, Syuichi Oka, Norio Sugiura +4 more | 2004-05-25 |
| 6728500 | Process cartridge attachable to recording apparatus and recording apparatus | Takashi Naito, Junpei Kohara | 2004-04-27 |
| 6716357 | Method of removing phosphoric acid containting wastewater | Kazuo Fujita | 2004-04-06 |
| 6712947 | Water purifying apparatus with electric field generator | Kazuo Fujita | 2004-03-30 |
| 6673244 | Magnetic sludge suitable for use in wastewater treatment, method for preparing the same and method for wastewater treatment | Mitsuaki Kuroshima | 2004-01-06 |