Gyeonggi-do
South Korea
2
2009-07-09
The entities that hold a legal rights for patent applications filed by inventor Lee Eui-Sin:
Eui-Sin Lee from Gyeonggi-do, KR has applied for patents for these inventions. The list has both pending applications and granted patents:
Apparatus for biological removal of phosphorus and nitrogen using granulated methane-oxidizing bacteria
#2 | 2007-12-13Biological method for removing phosphorus and nitrogen from water using granulated methane-oxidizing bacteria
3982916 ⎘