Norbert Prangenberg ( 1949 - ) is a German painter. Norbert Prangenberg s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 894.31 USD for UTAN TITEL in 2004 to 32568.87 USD for ROUGE SUR GRIS 1962 in 2007 , based on the size and medium of the artwork.