There were many NES and Famicom developers back in the day including some that were not licensed with Nintendo. There were two main reasons for this the main one being expense, Nintendo charged a lot of money for licenses. The other reason is quality control, if companies like Sachen and Color Dreams were licensed not many if any of their games would of hit shelves.
STICKERS
Nintendo Official Album Stickers
Collection of stickers by Merlin released in 1993 along with an album.
TRADING CARDS
Nintendo Official Trading Cards
Collection of trading cards by Merlin in 1992.