Tevion is a well known Trademark here in Germany ( dont know if its in the USA or so...)
look here:
http://www.dvdboard.de/forum/forumdisplay.php?f=121
I bought those DVDs in Aldi-mart (discounter) ...I `ll never again buy those DVDs
I googled about Tevion DVD+R`s and there were no bad critics about tevion dvds --
http://www.ciao.de/Tevion_DVD_R_4_7__1198451