Issued Patents All Time
Showing 1–25 of 25 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11618699 | Dioxane-degrading bacteria-immobilized carrier, biodegradation treatment method, and biodegradation treatment apparatus | Norifumi Yamamoto, Jun Kusaka, Atsushi Itagaki, Yutaka Tsuda, Masahiro Eguchi | 2023-04-04 |
| 10633475 | Immobilizing carrier, polyether compound used for producing same and method for producing immobilization carrier | Yuya Kimura | 2020-04-28 |
| 8388845 | Wastewater treatment method and wastewater treatment apparatus | Yuya Kimura, Tatsuo Sumino | 2013-03-05 |
| 8303817 | Wastewater treatment method and wastewater treatment apparatus | Yuya Kimura, Tatsuo Sumino | 2012-11-06 |
| 8293109 | Wastewater treatment method | Yuya Kimura, Tatsuo Sumino | 2012-10-23 |
| 8173419 | Equipment for wastewater treatment comprising anaerobic ammonium oxidation vessel and acclimatization vessel | Tatsuo Sumino | 2012-05-08 |
| 7960171 | Method and equipment for cultivating anaerobic ammonium-oxidizing bacteria | Tatsuo Sumino, Satoshi Tsuneda | 2011-06-14 |
| 7897042 | Entrapping immobilization pellets for purifying breeding water, process and apparatus for purifying breeding water, and aquarium set | Shinichi Yoshikawa, Naoki Abe | 2011-03-01 |
| 7897375 | Method and apparatus for collecting and acclimatizing anaerobic ammonium oxidizing bacteria, and denitrifying water | Tatsuo Sumino | 2011-03-01 |
| 7794590 | Entrapping immobilization pellets for purifying breeding water, process and apparatus for purifying breeding water, and aquarium set | Shinichi Yoshikawa, Naoki Abe | 2010-09-14 |
| 7704733 | Nitrogen removing apparatus comprising nitrification carrier containing ammonia-oxidizing bacteria | Tatsuo Sumino | 2010-04-27 |
| 7655455 | Method of producing a nitrification carrier containing ammonia-oxidizing bacteria for removing nitrogen | Tatsuo Sumino | 2010-02-02 |
| 7575679 | Process and equipment for treating ammonium containing liquid | Tatsuo Sumino | 2009-08-18 |
| 7556961 | Method for collecting and acclimatizing anaerobic ammonuim oxidizing bacteria, and denitrifing water | Tatsuo Sumino | 2009-07-07 |
| 7550082 | Process and equipment for treating ammonium containing liquid | Tatsuo Sumino | 2009-06-23 |
| 7550083 | Process and equipment for treating ammonium containing liquid | Tatsuo Sumino | 2009-06-23 |
| 7540959 | Process and equipment for treating ammonium containing liquid | Tatsuo Sumino | 2009-06-02 |
| 7537698 | Process and equipment for treating ammonium containing liquid | Tatsuo Sumino | 2009-05-26 |
| 7442539 | Method and equipment for cultivating anaerobic ammonium-oxidizing bacteria | Tatsuo Sumino, Satoshi Tsuneda | 2008-10-28 |
| 7407579 | Method and apparatus for treating ammonium-containing liquid | Tasuo Sumino | 2008-08-05 |
| 7384553 | Method for operating anaerobic ammonium oxidation vessel and anaerobic ammonium oxidation equipment | Tatsuo Sumino | 2008-06-10 |
| 7267764 | Apparatus for removing nitrogen | Tatsuo Sumino | 2007-09-11 |
| 7192765 | Method for producing a nitrification carrier and for removing nitrogen | Tatsuo Sumino | 2007-03-20 |
| 7144508 | Method and apparatus of removing nitrogen | Tatsuo Sumino | 2006-12-05 |
| 7105337 | Method of removing exogenous endocrine-disrupting chemical in water | Tatsuo Sumino | 2006-09-12 |