Believe it or not, Peter Marino designs three to seven Louis Vuitton shops a year, each different. “With every one, we push the innovation by 10 percent,” the Interior Design Hall of Fame member states. It’s a process—and a client—he’s had for more than two decades, completing dozens of global projects for the luxury French clothing, jewelry, and furniture brand. Some maisons, as the boutiques are called, are brand-new, such as Louis Vuitton Maison Seoul, which opened in South Korea last…