TIFFIN, Ohio (WTVG) — A Tiffin glass artist is marking America’s 250th anniversary by hand-crafting pieces that celebrate the nation’s colors and the region’s glassmaking history. Ryan Poignon, owner of The Poignon Project, said his passion for glassmaking began with his grandmother’s curio cabinet filled with Tiffin glass. “Looking at my grandma’s curio cabinet and seeing all the Tiffin glass,” Poignon said. “I wanted to be in that curio cabinet, too.