Issued Patents 2005
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6977102 | Absorber and method of manufacturing the absorber | Haruo Watanabe, Tsutomu Noguchi | 2005-12-20 |
| 6969743 | Method for utilizing sulfuric acid/peroxide liquid mixture | — | 2005-11-29 |
| 6938626 | Method and apparatus for wet-cleaning substrate | — | 2005-09-06 |
| 6930154 | Method for producing a high-molecular weight flocculant | Haruo Watanabe, Tsutomu Noguchi | 2005-08-16 |
| 6849201 | Waste water treatment material, waste water treatment method, sludge dehydrating agent and sludge treatment method | Haruo Watanabe, Shigeo Kiuchi, Takaaki Kano | 2005-02-01 |