What type of laser comes after picosecond lasers? Here is a very interesting document I found online about a current patent on a femptosecond lasers (1-1000ths of a picosecond)...for those of you who feel hopeless and discouraged, know that there is research being done. Even though your tattoo is permanent for now, there is limitless potential to get it removed in the future. Check it out. Its very interesting.