Károly Patkó ( 1895 - 1941 ) was a Hungarian painter. Károly Patkó s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 3306.15 USD for FACTORY YARD in 2004 to 13256.74 USD for SELF-PORTRAIT in 2005 , based on the size and medium of the artwork.