Samsung has just filed for a patent that will change the course of the PDF format forever. Write on PDF is new functionality that will allow a user to write, edit and save a PDF file. Well, its not really new, companies have been doing it for years, such as the Sony Digital Paper or a myriad of apps. Samsung though, wants the patent so it can likely sue all of their competition … [Read more...] about Samsung Gets a Patent for Writing on PDF Files