Daegu
South Korea
4
2009-03-10
The entities that hold a legal rights for patent applications filed by inventor Yang Cheol-ju:
Cheol-ju Yang from Daegu, KR has applied for patents for these inventions. The list has both pending applications and granted patents:
Printer and method of driving cooling fan of printer
#2 | 2005-07-12Duplex electro-photographic developing machine and method of controlling toner image concentration thereof
#3 | 2005-04-28Apparatus and method of driving a transfer belt
#4 | 2005-01-20Method and apparatus for preventing transfer roller from being contaminated in image forming system
4831550 ⎘