Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7604733 | Apparatus for biological removal of phosphorus and nitrogen using granulated methane-oxidizing bacteria | Kwang Soo Kim, I-Tae Kim, Kwang Ho Ahn, Chai-Sung Gee, Sung Youn Kim +5 more | 2009-10-20 |
| D592815 | Food waste drying machine | — | 2009-05-19 |
| D591915 | Food waste drying machine | — | 2009-05-05 |
| 7520991 | Biological method for removing phosphorus and nitrogen from water using granulated methane-oxidizing bacteria | Kwang Soo Kim, I-Tae Kim, Kwang Ho Ahn, Chai-Sung Gee, Sung Youn Kim +5 more | 2009-04-21 |
| D588312 | Food waste drying machine | — | 2009-03-10 |
| D566922 | Garbage disposal | — | 2008-04-15 |
| D560952 | Food waste drying machine | — | 2008-02-05 |
| 7060185 | Sewage treatment apparatus using self-granulated activated sludge and sewage treatment method thereof | Kwang Soo Kim, Chai-Sung Gee, Chang W. Kim, Byung-Won Seo, Kwang Ho Ahn +2 more | 2006-06-13 |