Hirotsuji; Junji
Patent Applications and Registrations
Patent applications and USPTO patent grants for Hirotsuji; Junji.The latest application filed is for "sludge treatment method and sludge treatment apparatus".
- Hirotsuji; Junji - Tokyo JP
| Patent | Date |
|---|---|
| Sludge treatment method Grant 7,320,759 - Yasunaga , et al. January 22, 2 | 2008-01-22 |
| Sludge treatment apparatus Grant 7,288,191 - Yasunaga , et al. October 30, 2 | 2007-10-30 |
| Sludge Treatment Method And Sludge Treatment Apparatus App 20070068876 - Yasunaga; Nozomu ; et al. | 2007-03-29 |
| Process of eluting and recovering phosphorus from sludge Grant 7,070,747 - Yasunaga , et al. July 4, 2 | 2006-07-04 |
| Water treatment apparatus Grant 7,063,794 - Kamimura , et al. June 20, 2 | 2006-06-20 |
| Sludge treatment method and sludge treatment apparatus App 20050145575 - Yasunaga, Nozomu ; et al. | 2005-07-07 |
| Process for treating organic wastewater and apparatus for treating the organic wastewater Grant 6,884,355 - Kamiya , et al. April 26, 2 | 2005-04-26 |
| Method and apparatus of treating water containing a nitrogen compound Grant 6,878,284 - Hasegawa , et al. April 12, 2 | 2005-04-12 |
| Process of eluting and recovering phosphorus from sludge App 20040241074 - Yasunaga, Nozomu ; et al. | 2004-12-02 |
| Water treatment apparatus App 20040226893 - Kamimura, Miki ; et al. | 2004-11-18 |
| Process and apparatus for treating nitrogen compound containing water App 20040007533 - Hasegawa, Yoshitaka ; et al. | 2004-01-15 |
| Process for treating organic wastewater and apparatus for treating the organic wastewater App 20030226803 - Kamiya, Toshiyuki ; et al. | 2003-12-11 |
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