Matt Donnelly Senior Film WriterRange Media Partners, a new management firm staffed with veteran Hollywood agents, has announced a slew of filmmaker signings.Tim Van Patten, the Emmy Award-winning director, writer and creator behind shows like “The Sopranos,” “Boardwalk Empire” and the recent HBO hit “Perry Mason,” has joined the firm.Van Patten is joined by Swedish-born Niclas Larsson, an award-winning commercial director and writer who also helmed the whimsical two-part Vogue series “The