Gyeongsangbuk-do
Korea (South)
1
2008-11-13
The entities that hold a legal rights for patent applications filed by inventor Byun Eul-Chul:
Eul-Chul Byun from Gyeongsangbuk-do, KR has applied for patents for these inventions. The list has both pending applications and granted patents:
4289768 ⎘